Pharmacology Respiratory Drugs Quiz Questions And Answers

Reviewed by Farah Naz
Farah Naz, MBBS, Medicine |
Medical Expert
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Farah holds a Bachelor of Medicine and Bachelor of Surgery (MBBS) from Dow University of Health Sciences. She gained valuable experience through internships in Radiology, Cardiology, and Neurosurgery, and has contributed to two research publications in medical journals. Passionate about healthcare education, Farah excels in crafting medical content, including articles, literature reviews, and e-learning courses. Leveraging her expertise, she meticulously reviews medical science quizzes, ensuring accuracy and educational value for aspiring healthcare professionals.
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Pharmacology Respiratory Drugs Quiz Questions And Answers - Quiz

Are you in the medical or drug field? If you believe you know everything about respiratory drugs, you can take this pharmacology respiratory drugs quiz. This quiz serves as an excellent resource for students, educators, and healthcare professionals alike, aiming to test and expand their knowledge of the pharmacological treatments available for respiratory conditions. This will help you practice or recall whatever knowledge you have. You can pick the correct answers to get your perfect score.
Ideal for those preparing for board exams or maintaining their clinical competency, the Pharmacology Respiratory Drugs Quiz is your go-to tool for Read morestaying at the forefront of respiratory pharmacology. Embark on this educational adventure and solidify your grasp on the medications that make a difference in the lives of patients with respiratory conditions. All the best! Share the quiz with other pharmacy people who want to practice drugs.


Pharmacology Respiratory Drugs Questions and Answers

  • 1. 

    Which of the following is an Antihistamine?

    • A.

      Chlorpheniramine

    • B.

      Pseudoephedrine

    • C.

      Glycopyrrolate

    • D.

      Epinephrine

    Correct Answer
    A. Chlorpheniramine
    Explanation
    Chlorpheniramine is an antihistamine because it is a medication that blocks the action of histamine, which is a chemical in the body that causes allergic symptoms. Antihistamines like chlorpheniramine are commonly used to relieve symptoms such as sneezing, itching, watery eyes, and runny nose associated with allergies. Pseudoephedrine, glycopyrrolate, and epinephrine are not antihistamines.

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  • 2. 

    What are the side effects of Atropine?

    • A.

      Sedation, ataxia

    • B.

      Hypotension, CNS stimulation, muscle tremors

    • C.

      Vomiting, constipation, urinary retention

    • D.

      Muscle relaxant

    Correct Answer
    C. Vomiting, constipation, urinary retention
    Explanation
    Atropine is a medication that can cause various side effects. One of the common side effects of Atropine is vomiting, which refers to the act of forcefully expelling stomach contents through the mouth. Another side effect is constipation, which is characterized by difficulty in passing stools. Atropine can also lead to urinary retention, which is the inability to completely empty the bladder. These side effects are important to be aware of when using Atropine as they may require medical attention or adjustments in the dosage.

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  • 3. 

    Which of the following can also be used to treat acetaminophen toxicity?

    • A.

      Atropine

    • B.

      Codeine

    • C.

      Guaifenesin

    • D.

      Acetylcysteine

    Correct Answer
    D. Acetylcysteine
    Explanation
    Acetylcysteine can also be used to treat acetaminophen toxicity. Acetaminophen is a commonly used pain reliever, but in overdose, it can cause liver damage. Acetylcysteine helps to prevent or reduce liver damage by replenishing glutathione, a substance that is depleted during acetaminophen overdose. It acts as an antioxidant and helps to neutralize the toxic byproducts of acetaminophen metabolism. Therefore, acetylcysteine is an effective treatment for acetaminophen toxicity.

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  • 4. 

    Which of the following is an Antitussive?

    • A.

      Yohimbine

    • B.

      Trimeprazine

    • C.

      Theophylline

    • D.

      Albuterol

    Correct Answer
    B. Trimeprazine
    Explanation
    Trimeprazine is an antitussive, which means it is a medication used to suppress or relieve coughing. It works by blocking the cough reflex in the brain, helping to reduce the frequency and intensity of coughing. Yohimbine is not an antitussive; it is primarily used for erectile dysfunction. Theophylline is a bronchodilator used to treat asthma and other respiratory conditions, while Albuterol is also a bronchodilator commonly used to relieve symptoms of asthma and chronic obstructive pulmonary disease (COPD).

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  • 5. 

    Which of the following is not a type of Bronchodilator?

    • A.

      Beta-Adrenergic-Agonist

    • B.

      Anticholinergic

    • C.

      Antihistamine

    • D.

      Methylxanthine

    Correct Answer
    C. Antihistamine
    Explanation
    Antihistamines are not a type of bronchodilator. Bronchodilators are medications that relax and widen the airways in the lungs, making it easier to breathe. Beta-Adrenergic-Agonists, Anticholinergics, and Methylxanthines are all types of bronchodilators commonly used to treat conditions such as asthma and chronic obstructive pulmonary disease (COPD). Antihistamines, on the other hand, are primarily used to relieve allergy symptoms by blocking the effects of histamine, a substance released by the immune system during an allergic reaction. While they may help with symptoms such as sneezing and itching, they do not directly affect the airways and are not considered bronchodilators.

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  • 6. 

    Which of the following drugs block Acetylcholine in order to prevent bronchoconstriction?

    • A.

      Aminopentamide

    • B.

      Theobromine

    • C.

      Naloxone

    • D.

      Phenylephrine

    Correct Answer
    A. Aminopentamide
    Explanation
    Aminopentamide is the correct answer because it blocks the action of acetylcholine, which is responsible for bronchoconstriction. By inhibiting acetylcholine, aminopentamide helps to prevent the narrowing of the airways in the lungs, thereby relieving symptoms of bronchoconstriction. Theobromine, naloxone, and phenylephrine do not have this specific mechanism of action and therefore would not be effective in preventing bronchoconstriction.

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  • 7. 

    Which of the following drugs is a respiratory stimulant?

    • A.

      Hydrocodone

    • B.

      Atropine

    • C.

      Aminophylline

    • D.

      Doxapram

    Correct Answer
    D. Doxapram
    Explanation
    Doxapram is a respiratory stimulant. It acts on the central nervous system to increase the respiratory rate and depth, making it useful in treating respiratory depression caused by drug overdose, anesthesia, or other conditions. Hydrocodone is an opioid analgesic, Atropine is an anticholinergic drug, and Aminophylline is a bronchodilator. None of these drugs have respiratory stimulant properties.

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  • 8. 

    Which of the following drugs is toxic to animals?

    • A.

      Hydrocodone

    • B.

      Butorphanol

    • C.

      Codeine

    • D.

      Dextromethorphan

    Correct Answer
    D. Dextromethorphan
    Explanation
    Dextromethorphan is toxic to animals.

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  • 9. 

    Which of the following suppresses the cough reflex in the brain?

    • A.

      Theophylline

    • B.

      Doxapram

    • C.

      Guaifenesin

    • D.

      Trimeprazine

    Correct Answer
    D. Trimeprazine
    Explanation
    Trimeprazine is the correct answer because it is an antitussive medication that suppresses the cough reflex in the brain. It works by blocking the action of certain chemicals in the brain that trigger the cough reflex, thereby reducing coughing. Theophylline is a bronchodilator and does not directly suppress the cough reflex. Doxapram is a respiratory stimulant and Guaifenesin is an expectorant, both of which do not suppress the cough reflex.

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  • 10. 

    Which of the following drugs should you use in an emergency situation with a patient in ANAPHYLACTIC SHOCK?

    • A.

      Epinephrine

    • B.

      Atropine

    • C.

      Diphenhydramine

    • D.

      Doxapram

    Correct Answer
    A. Epinephrine
    Explanation
    Epinephrine is the drug of choice in an emergency situation with a patient in anaphylactic shock. Anaphylactic shock is a severe and potentially life-threatening allergic reaction that can cause difficulty in breathing, low blood pressure, and loss of consciousness. Epinephrine works by constricting blood vessels, increasing heart rate, and opening up the airways, which helps to reverse the symptoms of anaphylaxis and improve the patient's condition. Atropine, Diphenhydramine, and Doxapram are not typically used in the treatment of anaphylactic shock.

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  • 11. 

    What is important to note when using Naloxone  as a respiratory stimulant?

    • A.

      Narrow therapeutic index

    • B.

      Reverse analgesia

    • C.

      Contraindicated for hypertension and tachycardia

    • D.

      Can treat acetaminophen toxicity

    Correct Answer
    B. Reverse analgesia
    Explanation
    When using Naloxone as a respiratory stimulant, it is important to note that it can reverse analgesia. This means that it can quickly and effectively counteract the effects of opioids on pain relief. This is particularly important in cases of opioid overdose, where Naloxone can rapidly restore normal breathing and prevent respiratory depression.

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  • 12. 

    Which of the following can also be used as a muscle relaxant for horses?

    • A.

      Codeine

    • B.

      Guaifenesin

    • C.

      Atropine

    • D.

      Doxapram

    Correct Answer
    B. Guaifenesin
    Explanation
    Guaifenesin can also be used as a muscle relaxant for horses. Guaifenesin is an expectorant commonly used in humans to help loosen and clear mucus from the airways. However, it can also have muscle relaxant properties when used in higher doses. In horses, guaifenesin is sometimes used as a muscle relaxant during surgical procedures or to help alleviate muscle spasms or stiffness. It works by acting on the central nervous system and reducing muscle tone.

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  • 13. 

    Which of the following is used to reverse opioids?

    • A.

      Naloxone

    • B.

      Pseudoephedrine

    • C.

      Aminophylline

    • D.

      Terbutaline

    Correct Answer
    A. Naloxone
    Explanation
    Naloxone is used to reverse opioids. It is an opioid receptor antagonist that works by binding to the same receptors as opioids, blocking their effects and reversing the respiratory depression and sedation caused by opioids. Naloxone is commonly used in emergency situations to treat opioid overdoses and can quickly restore normal breathing and consciousness. It is an important tool in combating the potentially life-threatening effects of opioid overdose.

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  • 14. 

    Which of the following drugs is a mucolytic drug?

    • A.

      Tussigon

    • B.

      Gecolate

    • C.

      Mucosol

    • D.

      Sudafed

    Correct Answer
    C. Mucosol
    Explanation
    Mucosol is the correct answer because it is a mucolytic drug. Mucolytic drugs are used to break down and thin mucus in the respiratory tract, making it easier to cough up and clear from the airways. Tussigon is a cough suppressant, Gecolate is an expectorant, and Sudafed is a decongestant.

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  • 15. 

    Which of the following drugs stimulates Beta-2 receptors, causing bronchodilation?

    • A.

      Acetylcysteine

    • B.

      Yohimbine

    • C.

      Chlorpheniramine

    • D.

      Albuterol

    Correct Answer
    D. Albuterol
    Explanation
    Albuterol is the correct answer because it is a drug that specifically stimulates Beta-2 receptors, resulting in bronchodilation. Bronchodilation is the widening of the airways in the lungs, which helps to relieve symptoms of conditions such as asthma and chronic obstructive pulmonary disease (COPD). Acetylcysteine is a mucolytic agent used to break down and thin mucus, Yohimbine is an alpha-2 adrenergic antagonist, and Chlorpheniramine is an antihistamine. None of these drugs have the specific mechanism of action of stimulating Beta-2 receptors to cause bronchodilation.

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  • 16. 

    All of the following classes of drugs cause CNS stimulation except:

    • A.

      Methylxanthines and Respiratory Stimulants

    • B.

      Methylxanthines

    • C.

      Respiratory Stimulants

    • D.

      Antihistamines

    Correct Answer
    D. Antihistamines
    Explanation
    Antihistamines do not cause CNS stimulation. They are commonly used to treat allergies and have a sedative effect, which can cause drowsiness and calmness. However, they do not stimulate the central nervous system like the other classes of drugs mentioned. Methylxanthines and respiratory stimulants, on the other hand, are known to stimulate the CNS and increase alertness and respiratory drive.

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  • 17. 

    Which of the following drugs  is an expectorant?

    • A.

      Benadryl

    • B.

      Temaril-P

    • C.

      Centrine

    • D.

      Gecolate

    Correct Answer
    D. Gecolate
    Explanation
    Gecolate is an expectorant.

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  • 18. 

    All of the following are classified as the Upper Respiratory tract except

    • A.

      Nares

    • B.

      Alveoli

    • C.

      Larynx

    • D.

      Pharynx

    Correct Answer
    B. Alveoli
    Explanation
    The alveoli are not classified as part of the Upper Respiratory tract because they are located in the lungs, which are part of the Lower Respiratory tract. The Upper Respiratory tract consists of the nares (nostrils), pharynx, and larynx, which are involved in the passage of air from the external environment to the lower respiratory system. The alveoli, on the other hand, are tiny air sacs within the lungs where gas exchange takes place between the air and the bloodstream.

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  • 19. 

    What is the function of Goblet cells?

    • A.

      Gas exchange

    • B.

      Secrete mucus to trap foreign body

    • C.

      Move foreign debris out of the upper respiratory tract

    • D.

      Tertiary level of the respiratory tree

    Correct Answer
    B. Secrete mucus to trap foreign body
    Explanation
    Goblet cells are specialized cells found in the respiratory tract and other mucous membranes. Their main function is to secrete mucus, a sticky substance that helps to trap and remove foreign particles, such as dust, bacteria, and other pathogens. This mucus acts as a protective barrier, preventing these particles from entering further into the respiratory system and causing harm. Therefore, the function of goblet cells is to secrete mucus to trap foreign bodies and maintain the health of the respiratory system.

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  • 20. 

    Ventilation is

    • A.

      Breathing in a foreign body

    • B.

      Actual exchange in the gas

    • C.

      Breathing in fresh air

    • D.

      Collapse of alveoli

    Correct Answer
    C. Breathing in fresh air
    Explanation
    Ventilation refers to the process of breathing in fresh air. It involves the inhalation of oxygen-rich air and the exhalation of carbon dioxide. This exchange of gasses is essential for the proper functioning of the respiratory system and the delivery of oxygen to the body's cells. Breathing in fresh air helps to replenish oxygen levels in the body and remove waste gasses.

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  • 21. 

    What is important to note when using Methylxanthines?

    • A.

      Narrow therapeutic index

    • B.

      Reverse analgesia

    • C.

      Contraindicated for hypertension and tachycardia

    • D.

      Can treat acetaminophen toxicity

    Correct Answer
    A. Narrow therapeutic index
    Explanation
    Methylxanthines have a narrow therapeutic index, which means that the difference between a therapeutic dose and a toxic dose is small. This implies that careful monitoring of the drug's concentration in the blood is necessary to avoid toxicity. The other options mentioned, such as reverse analgesia, contraindication for hypertension and tachycardia, and treatment of acetaminophen toxicity, are not directly related to the important note about the narrow therapeutic index of Methylxanthines.

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  • 22. 

    What is important to note when using Phenylephrine?

    • A.

      Narrow therapeutic index

    • B.

      Reverse analgesia

    • C.

      Contraindicated for hypertension and tachycardia

    • D.

      Can treat acetaminophen toxicity

    Correct Answer
    C. Contraindicated for hypertension and tachycardia
    Explanation
    Phenylephrine is a medication commonly used as a decongestant and to raise blood pressure in certain situations. However, it is important to note that it is contraindicated, or not recommended, for use in patients with hypertension (high blood pressure) and tachycardia (rapid heart rate). This is because Phenylephrine can further increase blood pressure and heart rate, potentially worsening these conditions. Therefore, caution should be exercised and alternative medications should be considered in patients with hypertension and tachycardia.

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  • 23. 

    Respiration is

    • A.

      Breathing in a foreign body

    • B.

      Actual exchange in the gas

    • C.

      Breathing in fresh air

    • D.

      Collapse of alveoli

    Correct Answer
    B. Actual exchange in the gas
    Explanation
    The correct answer is "actual exchange in the gas." Respiration refers to the process of exchanging gasses, specifically oxygen and carbon dioxide, between an organism and its environment. It involves the inhalation of oxygen and the exhalation of carbon dioxide. This exchange occurs in the lungs, where oxygen is taken in and carbon dioxide is expelled. Therefore, the answer "actual exchange in the gas" accurately describes the process of respiration.

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  • 24. 

    What does the DM stand for in most over the counter human medications?

    • A.

      Doxapram

    • B.

      Diphenhydramine

    • C.

      Dextromethorphan

    • D.

      Dexamethasone

    Correct Answer
    C. Dextromethorphan
    Explanation
    DM stands for dextromethorphan in most over the counter human medications. Dextromethorphan is a cough suppressant commonly used to relieve cough symptoms. It works by acting on the cough center in the brain to suppress the cough reflex.

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  • 25. 

    What is the trade name of Aminopentamide?

    • A.

      Centrine

    • B.

      Benadryl

    • C.

      Narcan

    • D.

      Neo-Synephrine

    Correct Answer
    A. Centrine
    Explanation
    Centrine is the trade name of Aminopentamide.

    Rate this question:

Farah Naz |MBBS, Medicine |
Medical Expert
Farah holds a Bachelor of Medicine and Bachelor of Surgery (MBBS) from Dow University of Health Sciences. She gained valuable experience through internships in Radiology, Cardiology, and Neurosurgery, and has contributed to two research publications in medical journals. Passionate about healthcare education, Farah excels in crafting medical content, including articles, literature reviews, and e-learning courses. Leveraging her expertise, she meticulously reviews medical science quizzes, ensuring accuracy and educational value for aspiring healthcare professionals.

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  • Apr 09, 2024
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    Expert Reviewed by
    Farah Naz
  • Feb 09, 2014
    Quiz Created by
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