THORAX ABDOMEN AND PELVIS

MEDICAL

HEART AND PERICARDIUM

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which vessels supply the heart’s muscular wall with blood?
A
pulmonary veins
B
left ventricle
C
coronary arteries
D
brachial arteries
Explanation: 

Detailed explanation-1: -The coronary arteries provide the main blood supply to the heart. The coronary arteries also supply the myocardium with oxygen to allow for the contraction of the heart and thus causing circulation of the blood throughout the body.

Detailed explanation-2: -The great vessels of the heart include your aorta, pulmonary trunk, pulmonary veins and vena cava (superior and inferior). They connect directly to your heart and play a vital role in your circulatory system.

Detailed explanation-3: -Coronary circulation is the circulation of blood in the arteries and veins that supply the heart muscle (myocardium). Coronary arteries supply oxygenated blood to the heart muscle. Cardiac veins then drain away the blood after it has been deoxygenated.

Detailed explanation-4: -Right coronary artery (RCA): The RCA supplies blood to your right atrium and right ventricle (where deoxygenated blood goes before heading to the lungs). Left main coronary artery (LMCA): The LMCA supplies blood to your left atrium and left ventricle. 09-May-2022

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