Request a call back

Join NOW to get access to exclusive study material for best results

CBSE Class 7 Answered

Discuss how a heartbeat is formed?
Asked by Topperlearning User | 04 Jun, 2014, 13:23: PM
answered-by-expert Expert Answer
The walls of the chambers of the heart are made up of muscles. These muscles contract and relax rhythmically. This rhythmic contraction followed by its relaxation constitutes a heartbeat.
Answered by | 04 Jun, 2014, 15:23: PM

Concept Videos

CBSE 7 - Science
Asked by angelprajapati |
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 7 - Science
Asked by maitra.mehta14714 |
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 7 - Science
Asked by Nimmi |
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 7 - Science
Asked by Aaryanashwin290412 |
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 7 - Science
Asked by Topperlearning User |
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 7 - Science
Asked by Topperlearning User |
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 7 - Science
Asked by Topperlearning User |
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 7 - Science
Asked by Topperlearning User |
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 7 - Science
Asked by Topperlearning User |
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 7 - Science
Asked by Topperlearning User |
ANSWERED BY EXPERT ANSWERED BY EXPERT
Get Latest Study Material for Academic year 24-25 Click here
×