7 TruelFalse: Mark the following statements as true (T) or false (F). If the sta

Question

7 TruelFalse: Mark the following statements as true (T) or false (F). If the statement is false, correct it to make it a true statement. a. The three major circuits of blood flow in the body are the systemic, cerebral, and pulmonary circuits b. The external carotid arteries and vertebral arteries supply blood to the brain. C. Blood is drained from the brain by a set of dural sinuses. d. Venous blood from the spleen, digestive tract, and pancreas drains into the inferior vena cava. 8 What is the purpose of the hepatic portal system? 9 The middle layer of the blood vessel wall is the and contains a. tunica interna; smooth muscle b. tunica externa; endothelium c. tunica media; endothelium d. tunica interna; endothelium e. tunica media; smooth muscle 10 Which of the following is not a common pulse point? a. Subclavian artery. b. Femoral artery c. Brachial artery d. Dorsalis pedis artery.

Explanation / Answer

Ans:

7.

a. False.

The three major circuits of blood flow are: Systemic circuit, CORONARY circuit and Pulmonary circuit.

b. False.

The INTERNAL carotid arteries and vertebral arteries supply blood to the brain.

c. True.

d. False

Venous blood from spleen, digestive tract and Pancreas drain into hepatic portal vein.

8. The purpose of hepatic portal system is to direct the blood from gastrointestinal tract, spleen, pancreas and gall bladder to the liver.

9. The choice is (e).

The middle layer of blood vessel is Tunica media and contains smooth muscles. The middle layer is tunica media and it contains elastic tissue and the layers of vascular smooth muscle.

10. The choice is (a).

Subclavin artery is not a common pulse point.

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