Pharmaceutics Quiz - Questions And Answers: Test Your Knowledge
Pharmaceutics, a captivating field, revolves around the study of medicines and their impact on the human body. Our Pharmaceutics Quiz Questions and Answers have been carefully crafted to provide both entertainment and education, challenging your comprehension of fundamental medicinal principles. This quiz serves as a valuable tool for examination preparation, encouraging you to test your grasp of pharmaceutical essential concepts.
Approach this quiz with care and concentration, as it can significantly aid in your academic pursuits. Understanding the intricacies of pharmaceutics is pivotal for healthcare professionals and researchers, ensuring the safe and effective application of medications.
So, immerse Read moreyourself in the quiz, confront your knowledge, and remain steadfast in your commitment to mastering this critical scientific domain. Best of luck on your journey of pharmaceutical exploration, and may your dedication to learning be as rewarding as it is enlightening! Keep up the diligent studying!
Questions and Answers
- 1.
Foam stability is measured by
- A.
IR
- B.
UV
- C.
Rotational Viscometers
- D.
All
Correct Answer
C. Rotational ViscometersExplanation
Rotational viscometers are used to measure the foam stability. These instruments are designed to measure the viscosity of liquids, which is an important factor in determining the stability of foam. By measuring the viscosity, rotational viscometers can provide information about the resistance of the foam to flow and deformation. This helps in assessing the stability of the foam and its ability to maintain its structure over time. Therefore, the correct answer is rotational viscometers.Rate this question:
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- 2.
Lanolin is
- A.
Hydrocarbon
- B.
An adsorption base
- C.
Water removable
- D.
None of these
Correct Answer
B. An adsorption baseExplanation
An ointment base refers to the vehicle or carrier substance in which the active ingredient of an ointment is dispersed. Lanolin is a commonly used ointment base that is derived from sheep's wool. It has excellent emollient properties and provides a protective barrier on the skin. The term "adsorption base" refers to an ointment base that has the ability to adsorb water or other substances onto its surface. Lanolin is known for its adsorptive properties, making it an appropriate choice for an adsorption base. Therefore, the correct answer is "Adsorption base."Rate this question:
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- 3.
Given below are equipment used in the manufacture of following products P-T. Match them and find out correct answer 1. Zenasi (P) Tablet granules 2. Hepa filter (Q) Tablet coating 3. Chilsonator (R) Emulsion 4. Accela cota (S) Injectables (T) Capsule
- A.
1-p, 2-s, 3- p, 4-q
- B.
1-P, 2-Q, 3-S, 4-R
- C.
(c) 1-T, 2-R, 3-Q, 4-P
- D.
1-S, 2-R, 3-P, 4-Q
Correct Answer
A. 1-p, 2-s, 3- p, 4-qExplanation
Zenasi could align with granulation (P).
Hepa Filter ensures a sterile environment, necessary for Injectables (S).
Chilsonator performs dry granulation, creating Tablet Granules (P).
Accela Cota is designed for Tablet Coating (Q).Rate this question:
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- 4.
Capping is prevented by using one of the following punches
- A.
Flat
- B.
Circular
- C.
Square
- D.
Rectangular
Correct Answer
A. FlatExplanation
Capping, which refers to the formation of a raised area around the tablet edge, can be prevented by using a flat punch. This type of punch ensures that the compression force is evenly distributed across the tablet, resulting in a uniform and smooth surface. The flat punch helps to maintain the integrity of the tablet and prevents any excess material from being pushed to the edges, thus avoiding the occurrence of capping.Rate this question:
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- 5.
Particle size is determined by
- A.
GC
- B.
Cascade impactor
- C.
Light Scatter decay
- D.
Both B and C
Correct Answer
D. Both B and CExplanation
The correct answer is "Both B and C." Particle size can be determined using a cascade impactor, which is a device that separates particles based on their size through a series of stages. Light scatter decay is another method used to determine particle size, where the scattering of light by particles is measured and analyzed to determine their size. Therefore, both the cascade impactor and light scatter decay can be used to determine particle size.Rate this question:
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- 6.
Calculate the amount of sodium chloride to make 1.5% solution of Pilocarpine hydrochloride isotonic with tear fluid. (Freezing point of 1% solution of Pilocarpine hydrochloride = -0.130C & freezing point of 1% sodium chloride solution = -0.5760C
- A.
0.564w/v
- B.
0.647 w/v
- C.
0.430 w/v
- D.
0.677 w/v
Correct Answer
A. 0.564w/v -
- 7.
Carr’s index is used to determine
- A.
Elasticity
- B.
Particle size
- C.
Sieve size
- D.
Flowability
Correct Answer
D. FlowabilityExplanation
Carr's index is used to determine the flowability of a material. It is a measure of the compressibility and flow properties of a powder or granular material. A higher Carr's index indicates poor flowability, while a lower index suggests better flowability. By measuring the Carr's index, one can assess the ability of a material to flow freely and smoothly, which is important in various industries such as pharmaceuticals, food processing, and powder handling.Rate this question:
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- 8.
Chewable tablet contains these base
- A.
Mannitol
- B.
Glucose
- C.
Lactose
- D.
None
Correct Answer
A. MannitolExplanation
The chewable tablet contains Mannitol as one of its base ingredients.Rate this question:
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- 9.
Dose dumping is a problem in the formulation of
- A.
Compressed tab
- B.
Suppository
- C.
Soft gelatin capsules
- D.
Controlled release dug products
Correct Answer
D. Controlled release dug productsExplanation
Controlled release drug products are prone to dose dumping. Dose dumping refers to the rapid release of a large amount of drug from a formulation, which can lead to adverse effects or reduced therapeutic efficacy. This is particularly a concern with controlled release formulations because they are designed to release the drug gradually over a specific period of time. If dose dumping occurs, it can result in a sudden and potentially dangerous increase in drug concentration in the body. Therefore, it is important to carefully design and monitor controlled release drug products to prevent dose dumping.Rate this question:
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- 10.
Which type of antioxidant work as reducing agent P) Ascorbic acid Q) Tocopherol R) Gallic acid S) Thiourea
- A.
P, S
- B.
P, R
- C.
R, S
- D.
Q, R
Correct Answer
A. P, SExplanation
Ascorbic acid (P) and Thiourea (S) work as reducing agents. Ascorbic acid is a powerful antioxidant that can donate electrons to neutralize free radicals. Thiourea also has reducing properties and can act as an antioxidant by donating electrons to stabilize free radicals. Tocopherol (Q) and Gallic acid (R) are not mentioned as reducing agents in the given options.Rate this question:
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- 11.
Base adsorption in capsules helps in determining
- A.
The flow property of capsule mixture
- B.
Amount of liquid absorbed by drug
- C.
Minimum capsule size
- D.
All of these
Correct Answer
B. Amount of liquid absorbed by drugExplanation
Base adsorption in capsules refers to the process of the drug absorbing moisture from the surrounding environment. This is important because it can affect the stability and efficacy of the drug. The amount of liquid absorbed by the drug can impact its dissolution rate, bioavailability, and overall performance. Therefore, determining the amount of liquid absorbed by the drug is crucial in ensuring the effectiveness of the medication.Rate this question:
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- 12.
Which of the following is not added in lozenges?
- A.
Sweetner
- B.
Binder
- C.
Disintegrant
- D.
All
Correct Answer
C. DisintegrantExplanation
Disintegrants are substances that help the lozenges break down and dissolve in the mouth. They are added to promote the release of the active ingredients. Sweeteners, binders, and other excipients are commonly used in the formulation of lozenges to enhance taste, texture, and stability. Lozenges dissolve slowly. Therefore, disintegrants are not added in lozenges.Rate this question:
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- 13.
Sub coating is done to
- A.
Round the edges
- B.
Increase the bulk of tablet
- C.
Both a & b
- D.
Make water resistant
Correct Answer
C. Both a & bExplanation
Sub coating is done to both round the edges and increase the bulk of the tablet. Sub coating is a process in tablet manufacturing where a thin layer of coating material is applied to the tablet surface. This layer helps to smooth out the edges of the tablet, making it easier to swallow and reducing the risk of irritation to the throat. Additionally, sub coating can also increase the bulk of the tablet, allowing for better handling during the manufacturing process. Therefore, the correct answer is both a & b.Rate this question:
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- 14.
CAP dissolves at PH
- A.
Above 6
- B.
Below 6
- C.
4
- D.
2
Correct Answer
A. Above 6Explanation
CAP (Cyclohexylamine) is a weak base and it dissolves in water to form its conjugate acid, which is cyclohexylammonium ion (C6H13NH3+). The solubility of a weak base increases with an increase in pH. When the pH is above 6, the concentration of hydroxide ions (OH-) in the solution is higher, which helps in the dissolution of the weak base. Therefore, CAP is more likely to dissolve at a pH above 6.Rate this question:
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- 15.
In the tablet coating process, inadequate spreading of coating solution before drying causes
- A.
Orange peel effect
- B.
Sticking effect
- C.
Blistering effect
- D.
Picking effect
Correct Answer
A. Orange peel effectExplanation
The inadequate spreading of the coating solution before drying in the tablet coating process can lead to the orange peel effect. This effect refers to the appearance of a rough, bumpy texture on the tablet surface, resembling the texture of an orange peel. It occurs when the coating solution does not spread evenly across the tablet surface, resulting in an uneven drying process. This can be caused by factors such as improper spray technique, high viscosity of the coating solution, or inadequate air flow in the coating equipment.Rate this question:
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- 16.
Enteric coated tablet is disintegrated in
- A.
Stomach
- B.
Liver
- C.
Intestine
- D.
Mouth
Correct Answer
C. IntestineExplanation
Enteric coated tablets are specifically designed to resist disintegration in the stomach and instead dissolve in the intestine. This is because certain medications can be irritating to the stomach lining or may be destroyed by stomach acid. The enteric coating allows the tablet to pass through the stomach without disintegrating, and only starts to dissolve once it reaches the more neutral pH environment of the intestine. This ensures that the medication is released in the appropriate location for absorption into the bloodstream.Rate this question:
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- 17.
Which of the following one is used as opacifier
- A.
TiO2
- B.
MgO
- C.
Silites
- D.
All of the above
Correct Answer
A. TiO2Explanation
TiO2 is used as an opacifier. Opacifiers are substances that are added to materials such as paints, ceramics, and plastics to make them opaque or less transparent. TiO2, also known as titanium dioxide, is a white pigment that is commonly used as an opacifier in various industries. It has excellent light-scattering properties, which allows it to effectively block or scatter light, resulting in opacity. This makes TiO2 a popular choice for achieving the desired opacity in a wide range of applications.Rate this question:
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- 18.
Which drug is formulated as first pharmaceutical aerosol?
- A.
Epinehrine
- B.
Codeine
- C.
Chloropromazine
- D.
Probenecid
Correct Answer
A. EpinehrineExplanation
Epinehrine is formulated as the first pharmaceutical aerosol because it was the first drug to be successfully aerosolized and delivered through inhalation. Aerosolization allows the drug to be converted into a fine mist or spray, which can then be inhaled into the lungs for rapid absorption and action. This method of delivery is particularly effective for drugs that need to act directly on the respiratory system, such as bronchodilators for asthma. Epinephrine, also known as adrenaline, is commonly used in aerosolized form to treat severe allergic reactions and asthma attacks.Rate this question:
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- 19.
To dispense inhalation aerosols, which containers are used?
- A.
Stain less steel Containers
- B.
Tin plate
- C.
Glass
- D.
Al Containers
Correct Answer
A. Stain less steel ContainersExplanation
Stainless steel containers are used to dispense inhalation aerosols because they are durable, resistant to corrosion, and can withstand high pressure. They are also non-reactive, which ensures that the aerosol inside remains unaffected and does not interact with the container material. Additionally, stainless steel containers are easy to clean and maintain, making them suitable for storing and dispensing pharmaceutical products like inhalation aerosols.Rate this question:
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- 20.
Green bone is a source of
- A.
Type A gelatin
- B.
Type B gelatin
- C.
Both
- D.
None
Correct Answer
B. Type B gelatinExplanation
Green bone is a source of Type B gelatin.Rate this question:
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- 21.
Select the equation that gives the rate of drug dissolution from a tablet
- A.
Fick’s law
- B.
Henderson-Hasselbatch equation
- C.
Noyes-Whitney equation
- D.
Michelis Menton equation
Correct Answer
C. Noyes-Whitney equationExplanation
The Noyes-Whitney equation is used to calculate the rate of drug dissolution from a tablet. It states that the rate of dissolution is directly proportional to the surface area of the tablet and the concentration difference between the drug in the tablet and its surrounding medium, and inversely proportional to the thickness of the diffusion layer. This equation is commonly used in pharmaceutical sciences to understand and predict the release of drugs from solid dosage forms.Rate this question:
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- 22.
Propellant used in aerosol which may be vary from
- A.
5-95%
- B.
10-90%
- C.
15-85%
- D.
20-80%
Correct Answer
A. 5-95%Explanation
The propellant used in aerosols can vary from 5% to 95%. This means that the concentration of propellant in an aerosol can range from as low as 5% to as high as 95%. The specific concentration depends on the formulation and purpose of the aerosol product. The propellant is responsible for expelling the product from the container, and different concentrations may be used to achieve the desired spray characteristics and performance.Rate this question:
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- 23.
Colloidal silica (AEROSIL®) is used as
- A.
Diluent
- B.
Glidant
- C.
Disifectant
- D.
Lubricant
Correct Answer
B. GlidantExplanation
Colloidal silica (AEROSIL®) is used as a glidant. A glidant is a material that is added to powders to improve their flowability and reduce the friction between particles. It helps to prevent the powder from clumping or sticking together, allowing for easier and more uniform filling of capsules or tablets. Colloidal silica has excellent gliding properties and is commonly used in pharmaceutical and cosmetic industries to enhance the flow characteristics of powders.Rate this question:
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- 24.
Empty capsule has moisture content in the range of
- A.
60%
- B.
13%-16%
- C.
50%- 70%
- D.
30%
Correct Answer
B. 13%-16%Explanation
Empty capsules typically have a moisture content in the range of 13%-16%. This moisture content is important because it affects the stability and integrity of the capsule. If the moisture content is too high, the capsule may become soft and lose its shape, making it difficult to handle and fill with medication. On the other hand, if the moisture content is too low, the capsule may become brittle and prone to cracking. Therefore, maintaining a moisture content within the range of 13%-16% ensures that the empty capsule remains stable and suitable for use in the pharmaceutical industry.Rate this question:
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- 25.
The valve body /housing in an aerosol bottle valve assembly, is made from one of the following
- A.
Nylon
- B.
Polypropylene
- C.
Polly ethylene
- D.
Stainless Steel
Correct Answer
A. NylonExplanation
The valve body/housing in an aerosol bottle valve assembly is made from nylon. Nylon is a commonly used material for valve bodies due to its excellent strength, durability, and chemical resistance. It is also lightweight, which makes it ideal for aerosol applications. Nylon can withstand the pressure and temperature variations associated with aerosol products, ensuring the valve assembly functions effectively and safely. Additionally, nylon is a cost-effective option compared to materials like stainless steel.Rate this question:
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- 26.
Which of the following substance is used as mucoadhesive
- A.
Acacia
- B.
Sodium CMC
- C.
Burnt sugar
- D.
Saccharin
Correct Answer
B. Sodium CMCExplanation
Sodium CMC (Sodium Carboxymethylcellulose) is used as a mucoadhesive substance. Mucoadhesive substances are those that can stick to the mucous membranes, such as those in the mouth or nasal cavity, for an extended period of time. Sodium CMC is commonly used in pharmaceutical and oral care products due to its ability to adhere to the mucous membranes, providing sustained release of medication or prolonged contact time for oral products. Acacia, burnt sugar, and saccharin do not possess mucoadhesive properties.Rate this question:
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- 27.
The equipment listed P-T is used for the identification of properties of aerosol mentioned below. Match them. 1. Particle size determination 2. Identification of propellants 3. Stability of foam 4. Flash point (P) Pycnometer (Q) Rotaional viscometer (R) Tag open cap apparatus (S) IR spectroscopy (T) Cascade impaction
- A.
1-P, 2-Q, 3-R, 4-S
- B.
1-Q, 2-P, 3-S, 4-T
- C.
1-T, 2-S, 3-Q, 4-R
- D.
1-R, 2-S, 3-P, 4-Q
Correct Answer
C. 1-T, 2-S, 3-Q, 4-RExplanation
The equipment listed P-T is used for the identification of properties of aerosol mentioned below. The cascade impaction (T) is used for particle size determination. IR spectroscopy (S) is used for the identification of propellants. The rotational viscometer (Q) is used for stability of foam. The tag open cap apparatus (R) is used for flash point determination.Rate this question:
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- 28.
PH of human tear is
- A.
7.2
- B.
8
- C.
7.6
- D.
4.6
Correct Answer
A. 7.2Explanation
The correct answer is 7.2 because the pH of human tears is typically around 7.2. Tears are slightly acidic, with a pH range of 6.5 to 7.6, and 7.2 falls within this range. The pH level of tears is important for maintaining the health and function of the eyes, as it helps to protect the eyes from infections and irritants.Rate this question:
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- 29.
Myrj 52 is
- A.
Polyoxy ethylene mono oleate
- B.
Polyoxy ethylene monolaurate
- C.
Polyoxy ethylene monostearate
- D.
Polyoxy ethylene lauryl ether
Correct Answer
C. Polyoxy ethylene monostearateExplanation
Polyoxy ethylene monostearate is the correct answer because it is a type of surfactant that is commonly used in various industries such as cosmetics, pharmaceuticals, and food. It is derived from polyethylene glycol and stearic acid, and it acts as an emulsifier and stabilizer in products. It helps to improve the texture, stability, and shelf life of formulations by reducing surface tension and allowing better dispersion of ingredients.Rate this question:
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- 30.
Cab-O-sil used as
- A.
Lubricant
- B.
Antiadhrent
- C.
Glidant
- D.
Disintegrant
Correct Answer
C. GlidantExplanation
Cab-O-sil is a brand name for fumed silica, which is commonly used as a glidant in pharmaceutical formulations. A glidant is a substance that improves the flow properties of powders, making them easier to handle and process. It helps to reduce friction between particles, allowing them to move more freely and preventing clumping or sticking. Therefore, Cab-O-sil is used as a glidant to enhance the flowability of powders in pharmaceutical manufacturing processes.Rate this question:
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- 31.
Match the coatings given below with their corresponding techniques listed P-T 1. Compression coating 2. Dip coating 3. Electrostatic coating 4. Vacuum film coating (P) Air in the coating pan is replaced with Nitrogen (Q) Application of coating to conductive substrates (R) Acid insoluble coating (S) A tablet within a tablet (T) Replaced coating & drying
- A.
1-S, 2-R, 3-Q, 4-P
- B.
1-Q, 2-R, 3-S, 4-T
- C.
1-P, 2-R, 3-T, 4-S
- D.
1-R, 2-T, 3-P, 4-Q
Correct Answer
A. 1-S, 2-R, 3-Q, 4-P -
- 32.
What is the use of methyl cellulose in ophthalmic solutions?
- A.
To protect eye
- B.
To increase ocular contact time
- C.
To decrease ocular contact time
- D.
As preservative
Correct Answer
B. To increase ocular contact timeExplanation
Methyl cellulose is used in ophthalmic solutions to increase ocular contact time. This means that it helps the solution to stay on the surface of the eye for a longer period of time, allowing for better absorption and effectiveness of the medication. By increasing the contact time, methyl cellulose ensures that the solution remains in contact with the eye for a sufficient duration, improving its therapeutic benefits.Rate this question:
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- 33.
Among the propellants used in aerosols, one of the following is used for topical pharmaceutical aerosols
- A.
Tri chloro monofluoro methane
- B.
Di chloro difluoro methane
- C.
Di chloro tetrafluoro ethane
- D.
Propane
Correct Answer
D. PropaneExplanation
Propane is used as a propellant in topical pharmaceutical aerosols. Propane is a colorless and odorless gas that is easily liquefied, making it suitable for use in aerosol products. It has a low boiling point, which allows it to quickly vaporize and propel the active ingredients in the aerosol. Propane is also non-toxic and non-reactive, making it safe to use in pharmaceutical products.Rate this question:
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- 34.
Tablet defect Explanation P) Picking Q) Sticking R) Lamination S) Mottling 1) Unequal distribution of color 2) Separation of tablet into two or more layer 3) Surface material from tablet that sticking and removed from surface 4) Tablet material adhering to die
- A.
P-1, Q-2, R-3, S-4
- B.
P-4, Q-2, R-3, S-1
- C.
P-3, Q-4, R-2, S-1
- D.
P-4, Q-3, R-2, S-1
Correct Answer
D. P-4, Q-3, R-2, S-1Explanation
The correct answer is P-4, Q-3, R-2, S-1. This means that the defect of tablet picking is related to tablet material adhering to the die (P-4). The defect of sticking is related to surface material from the tablet sticking and being removed from the surface (Q-3). The defect of lamination is related to the separation of the tablet into two or more layers (R-2). The defect of mottling is related to the unequal distribution of color (S-1).Rate this question:
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- 35.
Which treatment is used for solubility of gelatin?
- A.
Heat
- B.
Formalin
- C.
Water
- D.
Alcohol
Correct Answer
B. FormalinExplanation
Formalin is used for the solubility of gelatin. Formalin is a solution of formaldehyde gas in water, and it is commonly used as a fixative in histology to preserve tissues. When gelatin is treated with formalin, the formaldehyde molecules react with the gelatin proteins, causing them to cross-link and form a stable network. This process increases the solubility of gelatin and allows it to be used in various applications such as food, pharmaceuticals, and photography.Rate this question:
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- 36.
Which one of these is tablet granulator?
- A.
Accella cota
- B.
Zanasi
- C.
Chilsonator
- D.
None of these
Correct Answer
C. ChilsonatorExplanation
The Chilsonator is a tablet granulator.Rate this question:
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- 37.
Which one of the following propellant is used in the aerosol for oral use?
- A.
Propane
- B.
Oxygen
- C.
Methane
- D.
Tri chloro Monofluoro methane
Correct Answer
D. Tri chloro Monofluoro methaneExplanation
Tri chloro Monofluoro methane, also known as chlorofluorocarbon (CFC-11), is commonly used as a propellant in aerosols for oral use. It is a colorless gas that is non-toxic and non-flammable, making it suitable for use in medical and pharmaceutical products. CFC-11 has good solubility in liquids and provides a consistent and controlled release of the medication from the aerosol container. It is often used in inhalers, throat sprays, and other oral aerosol medications.Rate this question:
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- 38.
Match the ingredients according to their purpose in the formulation. 1. Film coating 2. Syrups 3. Emulsification 4. Enteric coating (P) Sodium benzoate (Q) Ethyl cellulose (R) Eudragit (S) Sucrose (T) Sodium oleate
- A.
1-P, 2-Q, 3-R, 4-S
- B.
1-R, 2-S, 3-T, 4-Q
- C.
1-T, 2-P, 3-S, 4-Q
- D.
1-R, 2-S, 3-Q, 4-T
Correct Answer
B. 1-R, 2-S, 3-T, 4-QExplanation
1. Film coating is the purpose of Eudragit (R). 2. Syrups are made with Sucrose (S). 3. Emulsification is achieved with Sodium oleate (T). 4. Enteric coating is the purpose of Ethyl cellulose (Q).Rate this question:
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- 39.
Polyvinyl acetate phthalate is used for
- A.
Sugar coating
- B.
Film coating
- C.
Enteric coating
- D.
None of these
Correct Answer
C. Enteric coatingExplanation
Polyvinyl acetate phthalate is used for enteric coating. Enteric coating is a process in which a protective layer is applied to a tablet or capsule to prevent it from dissolving in the stomach. This coating allows the medication to pass through the stomach intact and release in the intestines, where it is absorbed. Polyvinyl acetate phthalate is commonly used in enteric coating because it provides a barrier that is resistant to the acidic environment of the stomach.Rate this question:
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- 40.
Match the following regions in GIT with the pH levels indicated from P-T and find out correct answer 1. Mouth 2. Stomach 3. Deodenum 4. Large intestine (P) 5-6 (Q) 6.8-7.5 (R) 6.8-7 (S) 3-5 (T) 1.5-3
- A.
1-Q, 2-T, 3-S, 4-R
- B.
1-P, 2-R, 3-S, 4-T
- C.
1-S, 2-T, 3-Q, 4-R
- D.
1-R, 2-S, 3-T, 4-P
Correct Answer
A. 1-Q, 2-T, 3-S, 4-RExplanation
The correct answer is 1-Q, 2-T, 3-S, 4-R. The pH level in the mouth is slightly acidic, ranging from 6.8 to 7.5. The stomach has a highly acidic environment, with a pH level between 1.5 and 3. The small intestine, specifically the duodenum, has a slightly acidic to neutral pH level of 6.8 to 7. Lastly, the large intestine has a slightly acidic pH level of 5 to 6. Therefore, the given answer matches the correct pH levels for each region in the GIT.Rate this question:
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- 41.
The plasticizers used in making soft gelatin capsules are
- A.
10 to 17 % of wet gel base
- B.
20 to 30 % of wet gel formulation
- C.
5% of gelatin
- D.
50 % of gelatin
Correct Answer
B. 20 to 30 % of wet gel formulationExplanation
The plasticizers in making soft gelatin capsules are used in the preparation is 20 to 30% of wet gel formulation. Plasticizers are added to the gelatin to increase its flexibility and prevent it from becoming brittle. They help in improving the capsule's elasticity and durability, making it easier to swallow and preventing it from cracking or breaking easily. Adding plasticizers in the range of 20 to 30% ensures that the gelatin capsules have the desired softness and flexibility while maintaining their structural integrity.Rate this question:
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- 42.
In the preparation of multi-layer tablets, one of the following is used for hydrophilic matrix coating.
- A.
Shellac
- B.
CMC
- C.
Stearyl alcohol
- D.
Bees Wax
Correct Answer
A. ShellacExplanation
Shellac is used for hydrophilic matrix coating in the preparation of multi-layer tablets. Shellac is a natural polymer derived from the lac beetle and is known for its excellent film-forming properties. It forms a hydrophilic matrix when applied as a coating on tablets, allowing for controlled release of the drug. Shellac also provides protection to the tablet from moisture and other environmental factors. Therefore, it is commonly used as a coating material in the pharmaceutical industry.Rate this question:
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- 43.
Crown thickness of a tablet is measured by
- A.
Micrometer
- B.
Pychnometer
- C.
Hydrometer
- D.
All of the above
Correct Answer
A. MicrometerExplanation
The crown thickness of a tablet is measured using a micrometer. A micrometer is a precise measuring instrument that is commonly used to measure small distances or thicknesses with high accuracy. It consists of a calibrated screw mechanism that allows for precise measurement by turning the screw until it comes into contact with the object being measured. Therefore, a micrometer is the appropriate tool for measuring the crown thickness of a tablet.Rate this question:
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- 44.
The identification of propellants in pharmaceutical aerosols is carried out by (P) Gas chromatography (R) Pycnometer (Q) Tag open cup apparatus (S) IR spectrophotometer
- A.
P, Q
- B.
P, S
- C.
Q, R
- D.
R, S
Correct Answer
B. P, SExplanation
Gas chromatography and IR spectrophotometer are commonly used techniques for the identification of propellants in pharmaceutical aerosols. Gas chromatography separates the components of a mixture based on their different volatilities, allowing for the identification and quantification of propellants. IR spectrophotometer, on the other hand, measures the absorption of infrared radiation by the propellants, providing information about their chemical structure and allowing for their identification. Therefore, the correct answer is P, S.Rate this question:
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- 45.
Plating of punch faces are done by
- A.
Chromium
- B.
Zinc
- C.
Iron
- D.
All
Correct Answer
A. ChromiumExplanation
The correct answer is Chromium because plating of punch faces is commonly done using chromium. Chromium plating provides excellent corrosion resistance, hardness, and wear resistance to the punch faces, making them more durable and long-lasting. It also gives a smooth and attractive finish to the punches. Zinc and iron plating are not typically used for punch faces, and the option "All" is not accurate as not all metals are suitable for plating punch faces.Rate this question:
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- 46.
Aerosol packaging container must resist pressure of
- A.
500 psig
- B.
140-180 psig
- C.
40 psig
- D.
20 psig
Correct Answer
B. 140-180 psigExplanation
The correct answer is 140-180 psig because aerosol packaging containers need to be able to withstand a certain amount of pressure. The range of 140-180 psig is within the acceptable pressure range for these containers. This ensures that the container will not burst or leak when it is being used or stored.Rate this question:
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- 47.
Sta-Rx-1500 contains…% of moisture
- A.
15
- B.
10
- C.
18
- D.
50
Correct Answer
B. 10Explanation
Sta-Rx-1500 contains 10% of moisture.Rate this question:
-
- 48.
Gasket is made up of
- A.
Buna-N
- B.
Neoprene rubber
- C.
Both
- D.
All
Correct Answer
C. BothExplanation
The correct answer is "Both" because a gasket can be made up of Buna-N or Neoprene rubber. Buna-N is a synthetic rubber that is resistant to oil, fuel, and other chemicals, making it suitable for gaskets in various industries. Neoprene rubber, on the other hand, is known for its excellent resistance to weather, ozone, and oil, making it a common choice for gaskets in outdoor applications. Therefore, gaskets can be made from either Buna-N or Neoprene rubber, hence the answer "Both".Rate this question:
-
- 49.
Manufacturing of aerosol involves
- A.
Gas filling
- B.
Pressure filling
- C.
Cold filling
- D.
All the above
Correct Answer
A. Gas fillingExplanation
The manufacturing of aerosol involves gas filling, which refers to the process of filling the aerosol can with gas. This gas is usually a propellant that helps in dispensing the product from the can. Gas filling is an essential step in the manufacturing process of aerosol products.Rate this question:
-
- 50.
The nature of propellant is determined by
- A.
R-F method
- B.
GC
- C.
UV
- D.
None
Correct Answer
B. GCExplanation
GC refers to Gas Chromatography, which is a technique used to separate and analyze the components of a mixture. In the context of the question, GC can be used to determine the nature of propellant by analyzing its components. By passing the propellant through a gas chromatograph, the different compounds present in the propellant can be separated and identified, providing information about its nature. Therefore, GC is a suitable method for determining the nature of propellant.Rate this question:
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Apr 19, 2024Quiz Edited by
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Nov 21, 2019Quiz Created by
Pratik Parikh
Copy of On line quiz on HAP by Prof. V.P.Rawal, by MET Institute of D.pharmcy Nashik
Copy of On line quiz on HAP by Prof. V.P.Rawal, by MET Institute of D.pharmcy Nashik
Pharmaquize: PH I Sawkar Pharmacy College, Jaitapur , Satara.
Pharmaquize: PH I Sawkar Pharmacy College, Jaitapur , Satara.
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