Respiratory System Pharmacology MCQs & TFQs with ANSWERS Easy Simple Concise Understood
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Course
PHA311-7017 Pharmacology
Institution
PHA311-7017 Pharmacology
This document provide students with MCQs & TFQs with ANSWERS on drugs acting on respiratory system and hep them understand respiratory drugs in easy simple concise understood way. The document includes Questions & Answers on: respiratory stimulants & depressants; expectorants; mucolytics; antitussi...
PHARMACOLOGY, RESPIRATORY SYSTEM (PHA311)
FOR STUDENTS ENROLLED IN PHARMACOLOGY PROGRAMS
RESPIRATORY DRUGS (Stimulants)
MCQs
Notes:
(i) Each Question has 4 points to choose from. Choose ONLY ONE point to answer the Question.
(ii) Answer the questions after carefully reading the text.
1. The term “Respiratory stimulant” refers to:
A) A drug which increases rate of respiration.
B) A drug which increases depth of respiration.
C) A drug which increases both A & B.
D) None the above.
2. The term “Respiratory depressant” refers to a drug which decreases rate and depth of respiration.
A) True.
B) False.
3. The following features are associated with Leptazole as a respiratory drug:
A) Respiratory depressant by a direct mechanism on medullary centers.
B) Respiratory stimulant by a direct mechanism on medullary centers.
C) Respiratory stimulant by a reflex mechanism on medullary centers.
D) Respiratory depressant by a reflex mechanism on medullary centers.
4. Picrotoxin acts as a respiratory stimulant with risks of vomiting & narrow margin of safety.
A) True.
B) False.
5. The following features are associated with Megimide as a respiratory drug:
A) Respiratory depressant by a direct mechanism on medullary centers.
B) Respiratory stimulant by a direct mechanism on medullary centers.
C) Respiratory stimulant by a reflex mechanism on medullary centers.
D) Respiratory depressant by a reflex mechanism on medullary centers.
6. Doxapram acts as a respiratory stimulant with advantages of safety & selectivity on respiratory center.
A) True
B) False
7. The following features are associated with Carbogen as a respiratory drug:
A) Respiratory depressant by a direct mechanism on medullary centers.
B) Respiratory stimulant by a direct mechanism on medullary centers.
C) Respiratory stimulant by a reflex mechanism on medullary centers.
D) Respiratory depressant by a reflex mechanism on medullary centers.
8. Carbogen is carbon dioxide-oxygen mixture; in which CO2 tension is 20-25%.
A) True
B) False
Respiratory system Pharmacology Surviving Revision
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9. The following features are associated with Lobeline as a respiratory drug:
A) Respiratory depressant by a direct mechanism on medullary centers.
B) Respiratory stimulant by a direct mechanism on medullary centers.
C) Respiratory stimulant by a reflex mechanism on medullary centers.
D) Respiratory depressant by a reflex mechanism on medullary centers.
10. The following features are associated with Ammonia inhalant as a respiratory drug:
A) Respiratory depressant by a direct mechanism on medullary centers.
B) Respiratory stimulant by a direct mechanism on medullary centers.
C) Respiratory stimulant by a reflex mechanism on medullary centers.
D) Respiratory depressant by a reflex mechanism on medullary centers.
11. The following features are associated with Nikethamide (Coramine) as a respiratory drug:
A) Respiratory stimulant by a direct mechanism on medullary centers.
B) Respiratory stimulant by a reflex mechanism via carotid body on medullary centers.
C) Respiratory stimulant by a dual mechanism, directly and reflexly.
D) Respiratory depressant by a reflex mechanism on medullary centers.
12. The following features are associated with Morphine regarding respiration:
A) Respiratory depressant by a direct mechanism on medullary centers.
B) Respiratory stimulant by a direct mechanism on medullary centers.
C) Morphine has no effect on respiration.
D) Safe analgesic in conditions associated with dystocia.
13. Respiratory depressants have no therapeutic value.
A) True
B) False
14. Respiratory stimulants can be used therapeutically in Carbon monoxide poisoning:
A) True
B) False
15. Respiratory stimulants can be used therapeutically in hypoxia and bronchopneumonia:
A) True
B) False
[End of questions; Total points = 15]
Respiratory system Pharmacology Surviving Revision
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