In higher vertebrates,$SA-$node helps in
- AConduction of blood
- BInitiation of heart beat
- COpening of tricuspid valve
- DOpening of bicuspid valve
Explore More
Similar Questions
The pacemaker of the heart is situated in:
Medium
View SolutionBlood enters the heart because of......
Difficult
View SolutionWhat is a pacemaker?
Easy
View SolutionWhere are the Cords of Billroth found?
Medium
View SolutionCardiac output $= ......$
Medium
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