Q.

The SAN generates an action potential which stimulates both the atria to undergo a simultaneous contraction and this is known as the ______

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a

the atrial diastole

b

the atrial systole

c

the ventricular systole

d

the ventricular diastole

answer is B.

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Detailed Solution

The SAN generates an action potential which stimulates both the atria to undergo a simultaneous contraction – the atrial systole.

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