The impulse of the heartbeat originates from:
- A$S.A.$ node
- B$A.V.$ node
- CVagus nerve
- DCardiac nerve
Explore More
Similar Questions
The opening between the right atrium and the right ventricle is guarded by . . . . . . .
The sequence of electrical impulse conduction in a heartbeat is:
Medium
View SolutionSystemic circulation of oxygenated blood starts from
Easy
View SolutionWhich structure is responsible for initiating and maintaining the rhythmic contraction of the heart?
Easy
View SolutionVentricular contraction is initiated by which of the following?
Difficult
View SolutionVedclass Products
For Students
Vedclass Test Series
Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.
Start Free TrialFor Teachers
Exam Paper Generator
Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.
Try FreeFor Institutes
Online Exam Module
Live online exams with unlimited students, 360° analytics & white-label branding.
See Demo