Cardiovascular System — Flashcards

Resistance is _____ proportional to the length of the blood vessel

Cerebral perfusion pressure (CPP) is equal to the difference between _____ and ICP

In the fetal period, the ductus arteriosus acts as a _____-to-left shunt

Activation of _____ adrenergic receptors on the cardiac myocytes causes increased cardiac contractility

A decreased TPR causes the cardiac output to _____ and venous return to increase

The rate of phase _____ in the SA node action potential cycle determines heart rate

The indication of the end of the isovolumetric relaxation phase is when _____ pressure falls below atrial pressure.

Relaxation of a myocardial cell occurs when:- Ca2+ is reaccumulated in the sarcoplasmic reticulum by the action of _____- Ca2+ is pumped out of the cell by the Na+/Ca2+ exchanger (NCX)

When a blood vessel is injured, _____ binds exposed subendothelial collagen

_____, or diastasis, is the longest phase of the cardiac cycle