Which portion of the conductive system is considered to be the pacemaker of the heart?

A. arteriovalvular node
B. sinoatrial node
C. sinoarterial node
D. atrioventricular node


Answer: B

Health Professions

You might also like to view...

What is one way to assess a practice's competition?

A. Evaluate the competition's strengths and weaknesses B. Contact the competition and ask what they think of their services C. Run an ad in the newspaper asking for survey volunteers D. Become a patient of the competition

Health Professions

Nerve cells in the brain and spinal cord do not reproduce after birth

Indicate whether the statement is true or false

Health Professions

The term diagnosis refers to the art or the act of determining the nature of a patient's disease

Indicate whether the statement is true or false.

Health Professions

Calculate pediatric dose by using Clark's rule, Young's rule, or Fried's rule. Find the dose of phenobarbital for an 8-month-old infant if the adult dose equals 400 mg.

Fill in the blank(s) with the appropriate word(s).

Health Professions