Cardiovascular system part 3

Question 1

Venous Blood flow relies on what?

Answer 1

Breathing movement, skeletal muscle contractions, Direct heart contractions, and vasoconstriction to move.

Question 2

What is the Venou’s Blood Flow

Answer 2

Blood pressure decreases after moving through capillary network.

Question 3

What is peripheral resistance?

Answer 3

The friction between blood and the wall of blood vessels. In order for blood to flow properly the blood pressure has to overcome peripheral resistance.

Question 4

What is Blood Volume?

Answer 4

Blood volume is the sum of formed elements of plasma volume. Blood volume can have a direct impact on blood pressure. If blood volume is low blood pressure will most likely be low too.

Question 5

Cardiac volume=?

Answer 5

Stroke volume x Heart rate

Question 6

What does Heart action do?

Answer 6

determines how much blood enters the arterial system with each ventricular contraction.