Test Your Knowledge - Free MCQ PRACTICE
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DRIVINGTEST
A fresh set of 20 random questions is generated every time you open this page and every time you refresh it.
For each of the following multiple choice questions, choose the most appropriate answer :

1. Indicate the sympathomimetic, which may be useful in the emergency management of cardiac arrest:
A. Methoxamine
B. Phenylephrine
C. Epinephrine
D. Xylometazoline

2. Which of the following receptor subtypes decreases insulin secretion from pancreatic ?-cells, decreases nerve cell norepinephrine release, and contracts vascular smooth muscle?
A. ?1 (Gq/Gi/Go)
B. ?2 (Gi/Go)
C. ?1 (Gs)
D. ?2 (Gs)

3. The drug inhibits the ubiquitous enzyme carbonic anhydrase:
A. Acetazolamide (Diamox)
B. Furosemide (Lasix)
C. Hydrochlorothiazide (HydroDiuril)
D. Spironolactone (Aldactone)

4. The following Indol derivative is used for treatment of acute migraine attack:
A. Paracetamol
B. Sumatriptan
C. Ergotamine
D. Metoclopramide

5. The following measures are necessary for prevention of sulfonamide precipitation and crystalluria:
A. Taking of drinks with acid pH
B. Taking of drinks with alkaline pH
C. Taking of saline drinks
D. Restriction of drinking

6. Which of the following metabolically active tissues is the principle organ for drug metabolism?
A. Skin
B. Kidneys
C. Lungs
D. Liver

7. Which of the following fibers participates in high-frequency pain transmission?
A. Type A delta and C fibers
B. Type A alpha fibers
C. Type B fibers
D. Type A beta fibers

8. Parkinsonian symptoms and tarditive dyskinesia are caused by blockade dopamine in:
A. The nigrostriatal system
B. The mesolimbic and mesofrontal systems
C. The chemoreceptor trigger zone of the medulla
D. The tuberoinfundibular system

9. The drug needs aldosterone present in order to be effective:
A. Hydrochlorothiazide (HydroDiuril)
B. Amiloride (Midamor)
C. Both of the above
D. None of these

10. Tick the anticancer alkylating drug, a derivative of chloroethylamine:
A. Methotrexate
B. Cisplatin
C. Cyclophosphamide
D. Carmustine

11. Propranolol has all of the following cardiovascular effects EXCEPT:
A. It decreases cardiac work and oxygen demand
B. It reduces blood flow to the brain
C. It inhibits the renin secretion
D. It increases the atrioventricular nodal refractory period

12. In the mutagenesis dominant lethal test, which of the following would be exposed to the test substance?
A. Pre-mating male
B. Pre-mating female
C. Post-mating male
D. Post-mating female (pregnant)

13. Which of the following adrenergic receptor activation mechanisms is involved with tricyclic antidepressants and cocaine?
A. Direct binding to the receptor
B. Promoting release of norepinephrine
C. Inhibiting reuptake of norepinephrine
D. Inhibiting inactivation of norepinephrine

14. The drug can cause ototoxicity:
A. Furosemide (Lasix)
B. Acetazolamide (Diamox)
C. Both of the above
D. None of these

15. Characteristics of polyenes are following, except:
A. Alter the structure and functions of cell membranes
B. Broad-spectrum
C. Fungicidal effect
D. Nephrotoxicity, hepatotoxicity

16. Indicate the hypnotic benzodiazepine, which has the shortest elimination half-life:
A. Temazepam
B. Triazolam
C. Flurazepam
D. Diazepam

17. Chemically heroin is :
A. Dihydromorphinone
B. Methylmorphine
C. Dextromephorphan
D. Diacetylmorphine

18. All of the following drugs are indirect acting anticoagulants EXCEPT:
A. Dicumarol
B. Warfarin
C. Dalteparin
D. Phenindione

19. The antihypertensive agent most similar in structure to hydrochlorthiazide is :
A. Guanethidine
B. Hydralazine
C. Diazoxide
D. Methyl dopa

20. The choice of a local anesthetic for specific procedures is usually based on:
A. The duration of action
B. Water solubility
C. Capability of rapid penetration through the skin or mucosa with limited tendency to diffuse away from the site of application
D. All of the above

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