Chapter 7

Question 1

Positive inotropic drugs

Answer 1

Improve the strength of contraction and cardiac output.

Question 2

Positive inotropic drugs advise caution because it can

Answer 2

increase the oxygen demand of cardiac muscle and can damage the contractile apparatus, and can increase arrhythmias

Question 3

Proof of clinical efficacy of positive inotropic drugs is ____ and their use is

Answer 3

lacking; controversial