Question

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quiz: heart & circulatory system
q.6 what wall separates the left side and right side of the heart?
a) ventricle
b) atrium
c) septum
d) the great wall

Explanation:

The septum is a wall that divides the heart into left and right sides. Ventricles are the lower chambers of the heart. Atria are the upper chambers. The "great wall" is not a biological structure related to the heart.

Answer:

C. Septum