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Question

Out of the four chambers of heart, which of the following will contract together?


A

A and B

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B

B and D

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C

C and D

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D

A and C

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Solution

The correct options are
A

A and B


C

C and D


In the given image, the labelled parts are
A: Right atrium
B: Left atrium
C: Right ventricle
D: Left ventricle
The atria relaxes while they are filled with blood. Then they contract simultaneously and pump the blood into the ventricles on their respective sides. Then both the ventricles contract together and pump the blood to the different parts of the body.

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