Heart Chambers Flashcards

1
Q

Atria

A

Two upper chambers of heart; left atrium receives blood returning from lungs, and right atrium receives blood returning from body

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2
Q

Ventricles

A

Two lower chambers of heart that receive blood form atria and pump it back out of heart; left ventricle pumps blood to body, and right ventricle pumps blood to lungs, also fluid-filled spaces within cerebrum; contain cerebrospinal fluid, which is watery, clear fluid that provides protection from shock or sudden motion to brain

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3
Q

Interatrial Septum

A

Wall or septum that divides left and right atria

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4
Q

Interventricular Septum

A

Wall or septum that divides left and right ventricles

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