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

1. The two upper chambers of heart are - Right Atrium and left Atrium.
2. The labelled parts of the diagram are as follows ⸻➤

1. Aorta
2. Pulmonary Artery
3. Pulmonary Vein
4. Left ventricle
5. septum.

3. The number of times a heart beat in a second is called heart beat.

4. Device is Stethoscope .

hope it helps you.