Which side of the heart is thicker?
Why do you think it needs to be thicker?
What are the four chambers of the heart?
The blood contained in the aorta is highly what?

giv brainlieast

Explanation:

The ventricles of the heart have thicker muscular walls compared to the atria. This is because blood is pumped out of the heart at greater pressure from these chambers if u compare to the atria. The left ventricle also has a thicker muscular wall than the right ventricle, as u know The heart has four chambers: two atria and two ventricles.

The right atrium receives oxygen-poor blood from the body and pumps it to the right ventricle.

The right ventricle pumps the oxygen-poor blood to the lungs.

The left atrium receives oxygen-rich blood from the lungs and pumps it to the left ventricle. in the adjacent image. these r the aortic segments: ascending aorta, aortic arch, and descending aorta. Left subclavian artery separates the aortic arch from the descending aorta. Like other arterial structures, the aorta is composed of three layers: tunica intima, tunica media, and adventitia.

the answer will be a) proteins i believe