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
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
3
Q
Interatrial Septum
A
Wall or septum that divides left and right atria
4
Q
Interventricular Septum
A
Wall or septum that divides left and right ventricles
