MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Heart

The heart’s n...

Question

The heart’s natural pacemaker is present in the right auricle.

A

sinoatrial node

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

B

atrioventricular node

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

Open in App

Solution

The correct option is A
sinoatrial node

The sinoatrial node is the natural pacemaker of the heart and is responsible for the initiation of a heartbeat. It is present in the muscular wall of right auricle. The impulse for each heartbeat travels from the right atrium to the other chambers of the heart.

Suggest Corrections

thumbs-up

1

Similar questions

Q. Pacemaker (SA Node) of the heart is situated

Sino-atrial node is called the pacemaker of our heart. Why?

Q. Consider the following four statements (i) - (iv) and select the correct option.i.SA node is natural pacemaker of heart.ii.Human heart has inter-auricular foramen.iii.Right atrioventricular valve is a semilunar valve.iv.Normal systolic and diastolic pressure of humans is 120 and 60 mm Hg respectively.

Q. Assertion :An artificial pacemaker can replace the sinoatrial node of heart. Reason: An artificial pacemaker is capable of stimulating the heart electrically to maintain its beats.

Q. Assertion :The SA node acts as pacemaker Reason: The SA node is located in the wall of the right atrium near the interatrial septum.

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Heart

BIOLOGY

Watch in App

explore_more_icon

Explore more

Standard VIII Biology

Join BYJU'S Learning Program

CrossIcon