20.1 Fn of the Heart

Question 1

what are the 4 fn of the heart?

Answer 1

generates BP
routing blood
valves ensure unidirectional blood flow
regulation of blood supply

Question 2

how does the heart regulate blood supply?

Answer 2

by changing cntx rate and force to match the metabolic needs

Question 3

how does the heart route blood?

Answer 3

separates the pulmonary and systemic circulations