THORAX ABDOMEN AND PELVIS

MEDICAL

HEART AND PERICARDIUM

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is the aorta?
A
a muscular tube
B
regulate blood flow
C
a small vein
D
the main artery of the body
Explanation: 

Detailed explanation-1: -The aorta is the main artery that carries blood away from your heart to the rest of your body. The blood leaves the heart through the aortic valve. Then it travels through the aorta, making a cane-shaped curve that allows other major arteries to deliver oxygen-rich blood to the brain, muscles and other cells.

Detailed explanation-2: -What is the aorta? The aorta is a cane-shaped artery. It starts in the lower-left chamber of your heart (ventricle). From there, it extends up toward your head a short distance before curving down.

Detailed explanation-3: -The aorta is important because it gives the body access to the oxygen-rich blood it needs to survive. The heart itself gets oxygen from arteries that come off the ascending aorta. The head (including the brain), neck and arms get oxygen from arteries that come off the aortic arch.

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