Which of the following will occur if cardiac impulse conduction is completely blocked at the atrioventricular bundle?

With a DECREASED blood pressure, less stretch of baroceptors in the carotid sinus will result in

Which of the following, considered individually, would DECREASE cardiac output?

Vasodilation by autoregulation occurs when

Fibrinogen is converted to the product of insoluble fibrin by the action of

The epicardium and parietal pericardium function to

If the end diastolic volume remains CONSTANT but the end systolic volume DECREASES, the

Which of the following will INCREASE blood flow through an arteriole into a capillary bed?

The plateau during a cardiac muscle action potential

Venous return to the heart is aided or promoted by