cardiac output (SVx HR)

amount of blood ejected by the heart in 1minute

ventricles

eject blood to

AORTA

Pulmonary trunk

Heart rate

Stroke volume

Beats per minute

Volume of blood pumped by each ventricle

Influenced by

Heart rate

Positive chronotropes

Negative chronotropes

Drugs

Sympathetic

Parasympathetic

Drugs

Preload

Normal value 4-8.min

Contractability

venous return

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