Question

complete the following



1.name the two upper and lower chambers of heart.


2.Label The parts (as per the number) in the diagram



3.what is heart beat?


4.______ is a device used to amplify the sound of the heart.​

Answer 1

Answer:

1. Right and left atria

right and left ventricle

3. the regular movement or sound of the heart as it send blood around the body

4. stethescope