PATHOLOGY

PATHOLOGY MCQ

BLOOD VESSELS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The brachiocephalic trunk ____
A
carries blood to the larger intestine
B
distributes blood from the left ventricle to the rest of the body
C
supplies blood to the tissues of the brain and head
D
supplies blood to the upper limbs and chest of the body
Explanation: 

Detailed explanation-1: -The brachiocephalic artery, brachiocephalic trunk, or more commonly referred to clinically as the innominate artery, is one of the three great vessels of the aortic arch that supplies blood to the head, neck and upper extremities.

Detailed explanation-2: -After a short superior course, the brachiocephalic artery then divides into the right subclavian and right common carotid arteries.

Detailed explanation-3: -The brain receives blood from two sources: the internal carotid arteries, which arise at the point in the neck where the common carotid arteries bifurcate, and the vertebral arteries (Figure 1.20). The internal carotid arteries branch to form two major cerebral arteries, the anterior and middle cerebral arteries.

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