Pharmacy Board Exam Questions And Answers Quiz

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Amanda Nwachukwu, Pharm(D) |
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Pharmacy Board Exam Questions And Answers Quiz - Quiz


Pharmacy is the science that studies the interactions of drugs on the human body. Test your knowledge with this "Pharmacy Board Exam Questions And Answers Quiz". This fantastic quiz is specially designed to test your basics and will help you learn and understand new concepts! Isn't it fantastic? If you have a pharmacy test coming up then this quiz can be vital in your preparation. Pick the correct option to get the highest score! Good Luck and study well!


Pharmacy Board Exam Questions and Answers

  • 1. 

    Which anion evolves a gas with fruity odor when treated with concentrated sulfuric acid and ethanol?

    • A.

      BrO3

    • B.

      CH3COO

    • C.

      ClO4

    • D.

      SO4

    Correct Answer
    B. CH3COO
    Explanation
    When treated with concentrated sulfuric acid and ethanol, the anion CH3COO (acetate ion) evolves a gas with a fruity odor. The reaction between CH3COO and concentrated sulfuric acid produces acetic acid, which has a distinct fruity smell.

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  • 2. 

    Besides activated charcoal and tannic acid, the other component of universal antidote is:

    • A.

      MgCl2

    • B.

      MgCO3

    • C.

      MgOH2

    • D.

      MgO

    • E.

      Mg3PO2

    Correct Answer
    D. MgO
    Explanation
    The other component of the universal antidote, besides activated charcoal and tannic acid, is MgO. Magnesium oxide is commonly used in medicine as an antacid and laxative. It helps neutralize stomach acid and relieve symptoms of indigestion. In the context of the universal antidote, MgO may play a role in neutralizing toxins or counteracting the effects of certain poisons.

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  • 3. 

    Calomel is:

    • A.

      Hg2Cl2

    • B.

      HgCl2

    • C.

      SnF2

    • D.

      ZnCl2

    Correct Answer
    A. Hg2Cl2
    Explanation
    Calomel is the chemical compound Hg2Cl2, which consists of two mercury (Hg) atoms bonded with one chlorine (Cl) atom. It is a white, crystalline solid that has been historically used in various medical and scientific applications. Calomel is known for its use as a laxative and as a component in certain types of electrodes. Its chemical formula, Hg2Cl2, indicates that it contains two mercury atoms and two chlorine atoms, forming a stable compound.

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  • 4. 

    Bordeaux Mixture contains what salt?

    • A.

      Cupric sulfate

    • B.

      Magnesium sulfate

    • C.

      Selenium sulfide

    • D.

      Silver nitrate

    Correct Answer
    A. Cupric sulfate
    Explanation
    Bordeaux Mixture is a fungicide and bactericide used in agriculture to control plant diseases. It is a mixture of copper sulfate (cupric sulfate) and calcium hydroxide. Cupric sulfate is the salt present in Bordeaux Mixture that provides the copper ions necessary for its effectiveness.

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  • 5. 

    Increases osmotic load of the GIT:

    • A.

      Bulk-forming laxative

    • B.

      Emollient laxative

    • C.

      Saline cathartic

    • D.

      Stimulant laxative

    Correct Answer
    C. Saline cathartic
    Explanation
    Saline cathartics are substances that increase the osmotic load of the gastrointestinal tract (GIT). When taken orally, they draw water into the intestines through osmosis, which softens the stool and promotes bowel movements. This increased osmotic load stimulates the movement of fluid into the intestines, resulting in increased water content in the stool and ultimately relieving constipation. Therefore, saline cathartics are the correct answer as they directly increase the osmotic load of the GIT.

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  • 6. 

    The following can cause a shift of equilibrium except:

    • A.

      Catalyst

    • B.

      Concentration

    • C.

      Pressure

    • D.

      Temperature

    Correct Answer
    A. Catalyst
    Explanation
    A catalyst is not capable of causing a shift of equilibrium because it does not affect the position of the equilibrium. Instead, a catalyst speeds up the rate of the forward and reverse reactions equally, allowing the system to reach equilibrium faster but not altering the equilibrium concentrations of reactants and products. In contrast, changes in concentration, pressure, and temperature can affect the equilibrium position by altering the relative concentrations of reactants and products.

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  • 7. 

    It gives spatial orientation of the electron cloud with respect to the three areas in space:

    • A.

      Spin quantum number

    • B.

      Magnetic quantum number

    • C.

      Principal quantum number

    • D.

      Azimuthal

    Correct Answer
    B. Magnetic quantum number
    Explanation
    The magnetic quantum number provides information about the spatial orientation of the electron cloud with respect to the three areas in space. It specifies the orientation of the electron's orbital within a given energy level and indicates the number of sublevels or orbitals within that energy level. This quantum number helps in determining the shape of the electron cloud and the direction of its magnetic field.

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  • 8. 

    Copper imparts a characteristics ____ color to a nonluminous flame:

    • A.

      Blue

    • B.

      Scarlet

    • C.

      Green

    • D.

      Emerald

    Correct Answer
    C. Green
    Explanation
    Copper imparts a green color to a nonluminous flame. This is because when copper is heated in a flame, it undergoes a chemical reaction and emits green light. This phenomenon is known as flame coloration and is used in flame tests to identify the presence of certain elements in compounds. In the case of copper, the green color is a result of the specific energy levels and transitions of electrons within the copper atoms.

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  • 9. 

    Index of protective power of colloids:

    • A.

      Zigmondy

    • B.

      Nuggets

    • C.

      Dolomite

    • D.

      None of the above

    Correct Answer
    A. Zigmondy
    Explanation
    The index of protective power of colloids is referred to as Zigmondy. This term is used to measure the ability of colloids to protect other substances from coagulation or precipitation. It is a measure of the stability and effectiveness of colloidal solutions in maintaining their dispersed state. The other options mentioned, such as nuggets and dolomite, are not related to the index of protective power of colloids.

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  • 10. 

    Densest element in the periodic table:

    • A.

      Rubefacient

    • B.

      Pb

    • C.

      Pd

    • D.

      Os

    Correct Answer
    D. Os
    Explanation
    Os stands for Osmium, which is the correct answer. Osmium is the densest element in the periodic table, with a density of 22.59 grams per cubic centimeter. It is a hard, brittle, bluish-white transition metal and is commonly used in alloys and electrical contacts. Osmium has a high density due to its tightly packed atomic structure, making it the densest element among all the elements in the periodic table.

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  • 11. 

    A polyene anti-fungal antibiotic:

    • A.

      Griseofulvin

    • B.

      Nystatin

    • C.

      Salicylic acid

    • D.

      Econazole

    Correct Answer
    B. Nystatin
    Explanation
    Nystatin is a polyene antifungal antibiotic used to treat fungal infections. It works by binding to the fungal cell membrane, causing it to become permeable and leading to the death of the fungus. Griseofulvin is also a polyene antifungal antibiotic, but it is primarily used to treat fungal infections of the skin, hair, and nails. Salicylic acid is a keratolytic agent used to treat skin conditions such as acne and warts. Econazole is an antifungal medication, but it does not belong to the polyene class of antifungal antibiotics.

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  • 12. 

    Methylated erythromycin:

    • A.

      Lincomycin

    • B.

      Clarithromycin

    • C.

      Azithromycin

    • D.

      Ilotycin

    Correct Answer
    B. Clarithromycin
    Explanation
    The correct answer is clarithromycin because it is a derivative of erythromycin that has been methylated. Methylating erythromycin results in clarithromycin, which has improved activity against certain bacteria and a longer half-life. Lincomycin is a different antibiotic, while azithromycin and ilotycin are not methylated forms of erythromycin.

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  • 13. 

    Mechanism of action of thiabendazole:

    • A.

      Paralysis due to GABA receptor occupation

    • B.

      Inhibition of cell division

    • C.

      Phagocytic attack on worms

    • D.

      Decreased glucose uptake

    Correct Answer
    B. Inhibition of cell division
    Explanation
    Thiabendazole is a drug that inhibits cell division. This means that it prevents the cells of organisms, such as worms, from dividing and multiplying. By inhibiting cell division, thiabendazole can effectively stop the growth and reproduction of these organisms, leading to their eventual death. This mechanism of action is different from the other options provided, which include paralysis due to GABA receptor occupation, phagocytic attack on worms, and decreased glucose uptake.

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  • 14. 

    Mechanism of action of mebendazole:

    • A.

      Paralysis due to excessive loss of calcium

    • B.

      Unknown mechanism of action

    • C.

      Decreased glucose uptake

    • D.

      Phagocytic attack on worms

    Correct Answer
    C. Decreased glucose uptake
    Explanation
    Mebendazole is an anthelmintic medication used to treat parasitic worm infections. Its mechanism of action involves inhibiting the uptake of glucose by the worms, leading to their immobilization and eventual death. This is achieved by binding to tubulin, a protein necessary for the worms' energy metabolism. By decreasing glucose uptake, mebendazole disrupts the worms' ability to generate energy, ultimately causing their paralysis and elimination from the body.

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  • 15. 

    What is the primary mechanism of action for Lidocaine, a commonly used local anesthetic?

    • A.

      Inhibition of prostaglandin synthesis

    • B.

      Blockade of voltage-gated sodium channels

    • C.

      Activation of GABA receptors

    • D.

      Enhancement of acetylcholine release

    Correct Answer
    B. Blockade of voltage-gated sodium channels
    Explanation
    Lidocaine primarily acts by blocking voltage-gated sodium channels in nerve cell membranes. This action inhibits the initiation and propagation of action potentials in nerve fibers, which leads to local anesthesia and the suppression of pain signals.

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  • 16. 

    Streptomycin and other aminoglycoside antibiotics are:

    • A.

      Carcinogenic

    • B.

      Ototoxic

    • C.

      Hyperglycemic

    • D.

      Goiterogenic

    • E.

      Hepatotoxic

    Correct Answer
    B. Ototoxic
    Explanation
    Streptomycin and other aminoglycoside antibiotics are known to cause ototoxicity, which refers to damage to the inner ear and resulting hearing loss or balance problems. This side effect occurs due to the drugs' toxic effect on the sensory cells in the cochlea, the part of the inner ear responsible for hearing. It is important to monitor patients receiving these antibiotics for any signs of hearing loss or balance issues.

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  • 17. 

    Plasil is:

    • A.

      Acyclovir

    • B.

      Metoclopromide

    • C.

      Diclofenac sodium

    • D.

      Tanexamic acid

    Correct Answer
    B. Metoclopromide
    Explanation
    Plasil is a medication used to treat nausea and vomiting. Metoclopromide is the correct answer because it is the generic name for Plasil. Acyclovir is an antiviral medication used to treat herpes infections. Diclofenac sodium is a nonsteroidal anti-inflammatory drug (NSAID) used to relieve pain and reduce inflammation. Tranexamic acid is a medication used to prevent or control excessive bleeding.

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  • 18. 

    Which of the following  penicillins is resistant to penicillinase?

    • A.

      Ampicillin

    • B.

      Carbenicillin

    • C.

      Oxacillin

    • D.

      Ticarticillin

    • E.

      Mezlocillin

    Correct Answer
    C. Oxacillin
    Explanation
    Oxacillin is resistant to penicillinase because it is a penicillinase-resistant penicillin. Penicillinase is an enzyme produced by some bacteria that can break down penicillin and render it ineffective. Oxacillin has a side chain that makes it less susceptible to the action of penicillinase, allowing it to maintain its antimicrobial activity. Ampicillin, carbenicillin, ticarcillin, and mezlocillin are not resistant to penicillinase and can be inactivated by the enzyme.

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  • 19. 

    Mechanism of action trimethoprim:

    • A.

      Folate reductase inhibitor

    • B.

      Competitive inhibitor for the incorporation of PABA

    • C.

      Inhibits protein synthesis

    • D.

      Destruction of bacterial cell wall

    Correct Answer
    A. Folate reductase inhibitor
    Explanation
    Trimethoprim is a folate reductase inhibitor, meaning it inhibits the enzyme responsible for converting dihydrofolate to tetrahydrofolate. Tetrahydrofolate is essential for the synthesis of DNA, RNA, and amino acids in bacteria. By inhibiting this enzyme, trimethoprim disrupts folate metabolism in bacteria, leading to impaired nucleic acid synthesis and ultimately inhibiting bacterial growth. Therefore, the correct answer is folate reductase inhibitor.

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  • 20. 

    A phenol primarily obtained from clove oil:

    • A.

      Eugenol

    • B.

      Resorcinol

    • C.

      Cresol

    • D.

      Hexylresorcinol

    Correct Answer
    A. Eugenol
    Explanation
    Eugenol is a phenol primarily obtained from clove oil. It is a colorless to pale yellow oily liquid with a strong, spicy odor. Eugenol is commonly used in dentistry as an analgesic and antiseptic. It is also used in the production of perfumes, flavorings, and as a precursor to various chemicals.

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  • 21. 

    Chemical Name of Green Vitriol:

    • A.

      Copper Sulfate

    • B.

      Magnesium Sulfate

    • C.

      Sodium Sulfate

    • D.

      Ferrous Sulfate

    • E.

      None of the above

    Correct Answer
    D. Ferrous Sulfate
    Explanation
    Ferrous sulfate is the correct answer because it is commonly known as green vitriol. It is a chemical compound that contains iron in the +2 oxidation state, hence the term "ferrous." It is used in various industries, including agriculture and medicine. Copper sulfate, magnesium sulfate, and sodium sulfate are different compounds and not referred to as green vitriol. Therefore, they are not the correct answers.

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  • 22. 

    Group of elements which is the considered to be the most reactive of all metallic elements:

    • A.

      Group O

    • B.

      Group IA

    • C.

      Group IB

    • D.

      Group II

    Correct Answer
    B. Group IA
    Explanation
    Group IA, also known as the alkali metals, is considered to be the most reactive group of metallic elements. This is because they have only one valence electron, which they readily lose to form a positive ion. This high reactivity is due to the low ionization energy and electronegativity of these elements. They react vigorously with water, oxygen, and halogens, and are stored under oil to prevent their reaction with air. Examples of Group IA elements include lithium, sodium, and potassium.

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  • 23. 

    Preparations used for brain scanning to determine the presence nad location of neo-plastic lesions:

    • A.

      Gold Au 198 Injection

    • B.

      Chlormerodrin Hg 197 Injection

    • C.

      Technetium Tc 99 Injection

    • D.

      Sodium Phosphate P32 Solution

    Correct Answer
    C. Technetium Tc 99 Injection
    Explanation
    Technetium Tc 99 Injection is used for brain scanning to determine the presence and location of neo-plastic lesions. Technetium Tc 99 is a radioactive isotope that emits gamma rays, which can be detected by a gamma camera during a brain scan. This injection is commonly used in nuclear medicine imaging to visualize the blood flow and metabolic activity in the brain, helping to identify any abnormal growths or tumors. It is a safe and effective method for diagnosing brain conditions and guiding appropriate treatment.

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  • 24. 

    In REDOX reaction, the oxidizing agent

    • A.

      Is oxidized

    • B.

      Loses electrons

    • C.

      Is reduced

    • D.

      Increased in oxidation state

    Correct Answer
    C. Is reduced
    Explanation
    In a REDOX reaction, the oxidizing agent is reduced. This means that it gains electrons, resulting in a decrease in its oxidation state. This reduction of the oxidizing agent allows it to accept electrons from the reducing agent, which is oxidized in the process.

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  • 25. 

    Which of the following glass types makes use of water attack test type?

    • A.

      TYPE I

    • B.

      TYPE II

    • C.

      TYPE III

    • D.

      TYPE IV or NP

    • E.

      None of the above

    Correct Answer
    B. TYPE II
    Explanation
    TYPE II glass makes use of the water attack test type. This means that it is resistant to the effects of water, making it suitable for use in situations where it may come into contact with water or other liquids. It is important for glass to be able to withstand water attack to prevent any damage or degradation that could occur over time. TYPE II glass is specifically designed to meet this requirement, making it a suitable choice for applications where water resistance is important.

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  • 26. 

    An example of glycine conjugation pathway:

    • A.

      Phenol to phenolsulfate

    • B.

      Benzoic acid to hippuric acid

    • C.

      Noradrenaline to epinephrine

    • D.

      Antabuse to dithiocarbamic acid

    Correct Answer
    B. Benzoic acid to hippuric acid
    Explanation
    Glycine conjugation is a metabolic pathway in which glycine, an amino acid, is used to detoxify certain substances by attaching to them and forming a conjugate. In the given options, benzoic acid to hippuric acid is an example of glycine conjugation pathway. Benzoic acid is conjugated with glycine in the liver to form hippuric acid, which is then excreted in the urine. This pathway helps in the elimination of benzoic acid from the body and is an example of phase II metabolism.

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  • 27. 

    A glycopeptide antibiotic:

    • A.

      Beta-lactma

    • B.

      Polymyxin

    • C.

      Probenecid

    • D.

      Vancomycin

    Correct Answer
    D. Vancomycin
    Explanation
    Vancomycin is the correct answer because it is a glycopeptide antibiotic. Glycopeptide antibiotics are a class of antibiotics that inhibit bacterial cell wall synthesis by binding to the D-alanyl-D-alanine terminus of peptidoglycan precursors, preventing their incorporation into the growing cell wall. Vancomycin is commonly used to treat infections caused by Gram-positive bacteria, particularly those resistant to other antibiotics. It is effective against a wide range of bacteria, including methicillin-resistant Staphylococcus aureus (MRSA) and Enterococcus faecium.

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  • 28. 

    Superior to acyclovir in the treatment of herpes viruses in the CNS in neonates:

    • A.

      Idoxuridine

    • B.

      Ribavirin

    • C.

      Vidarabine

    • D.

      Amantandine

    • E.

      Zidovudine

    Correct Answer
    C. Vidarabine
    Explanation
    Vidarabine is the correct answer because it is more effective than acyclovir in treating herpes viruses in the central nervous system (CNS) in neonates. Vidarabine is an antiviral medication that works by inhibiting the replication of the virus. It has been specifically approved for the treatment of herpes simplex encephalitis in neonates, making it a superior choice compared to acyclovir in this particular scenario.

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  • 29. 

    This is an effective antidote for the treatment of poisoning by copper:

    • A.

      Penicillamine

    • B.

      Dimercaprol

    • C.

      Lugol's solution

    • D.

      EDTA

    Correct Answer
    A. Penicillamine
    Explanation
    Penicillamine is an effective antidote for the treatment of copper poisoning. It works by binding to the excess copper in the body and forming a complex that can be excreted through urine. This helps to reduce the toxic effects of copper and restore normal copper levels in the body. Penicillamine is commonly used in cases of Wilson's disease, a genetic disorder that causes copper buildup in the body. It is also used in cases of acute copper poisoning.

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  • 30. 

    What is the primary mechanism of action of N-acetylcysteine (NAC) when used to treat Tylenol (acetaminophen) overdose?

    • A.

      NAC acts as an anti-inflammatory agent to reduce acetaminophen-induced liver damage.

    • B.

       NAC directly binds to acetaminophen, neutralizing its toxicity.

    • C.

       NAC enhances the excretion of acetaminophen from the body.

    • D.

       NAC replenishes glutathione levels in the liver, aiding in the detoxification of acetaminophen's toxic metabolite

    Correct Answer
    D.  NAC replenishes glutathione levels in the liver, aiding in the detoxification of acetaminophen's toxic metabolite
    Explanation
    N-acetylcysteine (NAC) is used in the treatment of acetaminophen (Tylenol) overdose. It works by replenishing the levels of glutathione in the liver, which is necessary for the detoxification of acetaminophen's toxic metabolite. This helps to prevent or mitigate liver damage caused by acetaminophen overdose.

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Amanda Nwachukwu |Pharm(D) |
Medical Expert
Amanda, holding a Doctorate in Pharmacy from Texas Tech University Health Sciences Center, adeptly simplifies complex medical concepts into accessible content. With clinical proficiency, she ensures optimal patient care, while her adept medical writing skills facilitate comprehension and accessibility of healthcare information. Utilizing her education and expertise, Amanda meticulously reviews medical science quizzes, ensuring accuracy and clarity. Her commitment to excellence in healthcare education drives her passion for delivering quality content, ultimately benefiting both healthcare professionals and patients alike.

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  • Current Version
  • Mar 28, 2024
    Quiz Edited by
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    Expert Reviewed by
    Amanda Nwachukwu
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