Biology, asked by harshgupta19, 1 year ago

when both auricle and
ventricle expand than this called as

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Answered by jay272
2
The right atrium and left atriumare separated by a wall of tissuecalled the atrial septum. The twolower chambers are called theventricles, and are separated into the right and left ventricle by theventricular septum. Theventricles have thicker walls and pump blood to the lungs and 
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Answered by working
2

DIASTOLE PHASE: WHEN BOTH ARE IN RELAXED STATE


working: tq
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