lecture 10: the autonomic nervous system - autonomic reflexes

Question 1

how is cardiac output controlled?

Answer 1

• the TPR is largely dependent on the radius of the blood pressure
• the cardiac output is affected by the ANS
• the sympathetic nerve innervates the blood vessels - mass vasoconstriction
  therefore more total peripheral resistance

Question 2

at rest in the baroreceptor reflex what is dominant?

Answer 2

• the parasympathetic

Question 3

during exercise in the baroreceptor reflex what is dominant?

Answer 3

• the sympathetic