Question 1

The following is not true about :

Accepted Answer

A) It blocks myocardial Na+ channels primarily in the open state 
B) It has no effect on myocardial K+ channels 
C) It produces frequency dependent blockade of myocardial Na+ channels 
D) It delays recovery of myocardial Na+ channels 
A) It blocks myocardial Na+ channels primarily in the open state 
B) It has no effect on myocardial K+ channels 
C) It produces frequency dependent blockade of myocardial Na+ channels 
D) It delays recovery of myocardial Na+ channels

Question 2

Myocardial Na+ channel blockade by lignocaine has the following characteristic:

Accepted Answer

A) It blocks inactivated Na+ channels more than activated channels 
B) It blocks activated Na+ channels more than inactivated channels 
C) It delays rate of recovery of Na+ channels 
D) It produces more prominent blockade of atrial than ventricular Na+ channels 
A) It blocks inactivated Na+ channels more than activated channels 
B) It blocks activated Na+ channels more than inactivated channels 
C) It delays rate of recovery of Na+ channels 
D) It produces more prominent blockade of atrial than ventricular Na+ channels

Question 3

Given drug is administered by the following routes except:

Accepted Answer

A) Oral 
B) Sublingual 
C) Intramuscular 
D) Intravenous 
A) Oral 
B) Sublingual 
C) Intramuscular 
D) Intravenous

Question 4

The following antiarrhythmic drug has the most prominent anticholinergic action:

Accepted Answer

A) Disopyramide 
B) Quinidine 
C) Procainamide 
D) Lignocaine 
A) Disopyramide 
B) Quinidine 
C) Procainamide 
D) Lignocaine

Question 5

The following antianginal drug is most likely to produce tachycardia as a side effect:

Accepted Answer

A) Amlodipine 
B) Nifedipine 
C) Diltiazem 
D) Verapamil 
A) Amlodipine 
B) Nifedipine 
C) Diltiazem 
D) Verapamil

The following is not true about :

Myocardial Na⁺ channel blockade by lignocaine has the following characteristic:

Given drug is administered by the following routes except:

The following antiarrhythmic drug has the most prominent anticholinergic action:

The following antianginal drug is most likely to produce tachycardia as a side effect:

Cardiovascular Drugs

Blood Pressure and Diuretics

Pharmacology and Drug Therapy

Chemical and Biological Aspects

Filters

Exam 2: Cardiovascular Medications

The following is not true about :

Myocardial Na+ channel blockade by lignocaine has the following characteristic:

Given drug is administered by the following routes except:

The following antiarrhythmic drug has the most prominent anticholinergic action:

The following antianginal drug is most likely to produce tachycardia as a side effect:

Cardiovascular Drugs

Blood Pressure and Diuretics

Pharmacology and Drug Therapy

Chemical and Biological Aspects

Filters

Myocardial Na⁺ channel blockade by lignocaine has the following characteristic: