Regulation of CO and VR I

Question 1

How does Blood Volume and Hemorrhage affect Central Venous Pressure?

Answer 1

Increased Blood Volume = Increaced CVP

Hemorrhage= Decreased CVP

Question 2

How does Venoconstriction affect Central Venous Pressure?

Answer 2

Venoconstriction = Increased CVP

Question 3

An increase in sympathetic tone to vein causes CVP, VR, SV to…..

Answer 3

Increase CVP
Increase VR (Venous Return)
Increase SV ( Stroke Volume)

Question 4

Venoconstriction sends blood:

Answer 4

Back to the Heart

Question 5

Vasodilation holds blood in the ………

Answer 5

Arterial system and increases Venous Return

Question 6

Cardiac Performance is decreased by:

Answer 6

Deceased Ventricular Compliance

Increased Afterload