Which of the following is the correct sequence of events in ... — Zoology | Mockzy | Mockzy

EasyZoologyBody fluid and circulation

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Which of the following is the correct sequence of events in the cardiac cycle?

A

Atrial systole → Ventricular systole → Joint diastole

B

Ventricular systole → Atrial systole → Joint diastole

C

Joint diastole → Ventricular systole → Atrial systole

D

Atrial systole → Joint diastole → Ventricular systole

The 'lub' sound heard during the heartbeat is caused by:

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