Chapter 3, Problem 7Q

Beta blockers are drugs that interfere with stimulation of organs by nerves of the sympathetic system. Would these drugs be useful in treating excessively high blood pressure or excessively low blood pressure?

Explain why administration of a thrombolytic agent is a first intervention for someone who has suffered a thrombotic stroke.

How does the delay of the impulse at the atrioventricular node contribute to cardiac function?