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 atrial upper chamber

Answer 2

1. The upper chamber is called an atrium (or auricle), and the lower chamber is called a ventricle.

2. 1. systemic Arch

2.pulmonary aorta

3.left pulmonary veins

4.left atrium

5. left ventricle

3.A heartbeat is a two-part pumping action that takes about a second. As blood collects in the upper chambers (the right and left atria), the heart's natural pacemaker (the SA node) sends out an electrical signal that causes the atria to contract.

4.A Stethoscope