One complete contraction and relaxation of the heart is known as:

Systole

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Diastole

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Cardiac cycle

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

Joint diastole

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is C Cardiac cycle
The cardiac cycle involves a complete contraction and relaxation of both the atria and ventricles, and the cycle lasts approximately 0.8 seconds.

Suggest Corrections

Similar questions

The rhythmic contraction and relaxation of heart muscles is known as ________.

Join BYJU'S Learning Program