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!
C
bundle of His
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
left and right bundle branches
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution
The correct option is A
sinoatrial node
Our natural pacemaker is the sino-atrial (SA) node in the heart. This is a patch of auto excitable tissue present in the upper right-hand corner of the right atrium. This helps in the origin and conduction of the heart beat.