Control Mechanisms

Question 1

The autonomic nervous system response to the?

Answer 1

Metabolic needs of the body

Question 2

The sympathetic nervous system is mostly the ___ and ___

Answer 2

Atria and ventricles

Question 3

The parasympathetic nervous system is most the ?

Answer 3

Atria

Question 4

Which nervous system is the vagus nerve stimulated?

Answer 4

Parasympathetic

Question 5

Which nervous system increases AV node conduction, and irritability

Answer 5

Sympathetic nervous system

Question 6

How does the vagus nerve stimulation affect the heart rate?

Answer 6

Decreased HR

Question 7

The which will occur first mitral stenosis or aortic regur?

Answer 7

Aortic regur

Question 8

Which will occur first mitral regurgitation or aortic stenosis

Answer 8

Mitral regurgitation

Question 9

HINT * if asked which will occur first, remember that the regurgitate lesion is always first as it will include the isovolumic periods

Answer 9

Got it!

Question 10

The first heart sound involves?

A) bicuspid valves
B) mitral and aortic valves
C) atrioventricular valves
D) semi lunar valves
E) tricuspid and pulmonic valves

Answer 10

C) atrioventricular valves

Question 11

Ventricular diastole is ___% passive filling

Answer 11

70