Question 1

Which vessel is responsible for carrying oxygenated blood from the heart to the lower limbs?

Accepted Answer

External iliac artery

Question 2

A blockage in the left subclavian artery would most directly affect blood flow to which region?

Accepted Answer

The left arm

Question 3

If the aortic arch is damaged, which of the following vessels would most likely have reduced blood flow?

Accepted Answer

Brachiocephalic artery

Question 4

Which vessel is a direct branch off the abdominal aorta and supplies blood to the kidneys?

Accepted Answer

Renal arteries

Question 5

A patient presents with a clot in the external carotid artery. Which function is most likely to be impaired?

Accepted Answer

Blood supply to the face and scalp

Question 6

Which vessel returns deoxygenated blood from the lower body to the heart?

Accepted Answer

Posterior vena cava

Question 7

During a surgical procedure, the celiac trunk is accidentally ligated. Which organ is most likely to suffer from ischemia?

Accepted Answer

Stomach

Question 8

Which vessel is NOT a branch of the subclavian artery?

Accepted Answer

Femoral artery

Question 9

If the superior mesenteric artery is blocked, which physiological process would be most affected?

Accepted Answer

Digestion and absorption in the small intestine

Question 10

Which vessel is paired with its correct function?

Accepted Answer

External jugular vein – drains blood from the face and scalp

Question 11

A patient has a traumatic injury to the brachiocephalic artery. Which area would most likely experience reduced blood flow?

Accepted Answer

Right arm and right side of the head

Question 12

Which equation best represents the relationship between blood flow ($$Q$$), pressure difference ($$\Delta P$$), and resistance ($$R) in a $$vessel?

Accepted Answer

$$Q = \frac{\Delta P}{R}$$

Question 13

Which vessel is most likely to be palpated for a pulse in the groin region during a physical exam?

Accepted Answer

Femoral artery

Question 14

Which vessel is a direct continuation of the subclavian artery as it passes into the arm?

Accepted Answer

Axillary artery

Question 15

A patient with a blockage in the internal carotid artery is at risk for which condition?

Accepted Answer

Stroke due to reduced cerebral blood flow

Question 16

Which vessel is responsible for supplying blood to the anterior abdominal wall?

Accepted Answer

Internal mammary artery

Question 17

If the abdominal aorta is ruptured, which of the following is the most immediate life-threatening consequence?

Accepted Answer

Severe internal bleeding leading to hypovolemic shock

Question 18

Which vessel is most likely to be involved in the spread of metastatic cancer cells from the lower limb to the heart?

Accepted Answer

Femoral vein

Question 19

Which of the following best describes the function of the intercostal arteries?

Accepted Answer

Supply blood to the muscles and tissues between the ribs

Question 20

A patient has a congenital defect causing narrowing of the aortic arch. Which equation would best predict the effect on blood flow to the body, assuming resistance increases?

Accepted Answer

$$Q = \frac{\Delta P}{R}$$, so as $$R$$ increases, $$Q$$ decreases

Major Arteries and Veins of the Human Body: Structure and Function

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