Stages Of The Heartbeat Flashcards by Andrew Sweeney | Brainscape

Q

Stage 1 of Heartbeat

A

Blood enters from vena cava

Blood enters from pulmonary veins

Atrial diastole
Ventricle diastole

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Q

Stage 2 of Heartbeat

A

Atria contracts

Blood enters the ventricles

Atrial systole
Ventricle diastole

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Q

Stage 3 of heartbeat

A

Ventricle begins systole and the trisucpid and bicuspid valve

Atrial diastole
Ventricle systole

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Q

Stage 4 of heartbeat

A

Ventricle contrats

Blood is pumped into the aorta and pumonary artery

Atrial diastole
Ventricle diastole

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Q

Stage 5 of heartbeat

A

All valves close and blood enters the atria

Atrial diastole
Ventrricle diastole

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