Question 1

A patient suffers a traumatic injury to the upper thigh, resulting in severe arterial bleeding. Which major artery is most likely compromised, and what is the immediate physiological risk?

Accepted Answer

The femoral artery; risk of rapid exsanguination and hypovolemic shock.

Question 2

Which vessel directly branches off the abdominal aorta to supply the liver with oxygenated blood?

Accepted Answer

Common hepatic artery

Question 3

A blockage in the popliteal artery would most directly reduce blood flow to which of the following arteries?

Accepted Answer

Anterior tibial artery

Question 4

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 5

A patient presents with a blood clot in the superior mesenteric artery. Which organ is most at risk for ischemia?

Accepted Answer

Small intestine

Question 6

Which of the following is the correct sequence of blood flow from the heart to the lower limb?

Accepted Answer

Aorta → Common iliac artery → External iliac artery → Femoral artery

Question 7

Which vein is commonly used for coronary bypass grafting due to its length and accessibility?

Accepted Answer

Great saphenous vein

Question 8

A patient with portal hypertension may develop varices in which venous structure due to increased pressure in the portal system?

Accepted Answer

Esophageal veins

Question 9

Which artery supplies the majority of the lateral aspect of the lower leg?

Accepted Answer

Fibular (peroneal) artery

Question 10

If the inferior vena cava is obstructed, which alternate pathway can return blood from the lower limbs to the heart?

Accepted Answer

Azygos vein system

Question 11

Which vessel is most likely to be palpated for a pulse at the ankle?

Accepted Answer

Posterior tibial artery

Question 12

A patient has a traumatic injury to the medial side of the knee. Which artery is most at risk?

Accepted Answer

Superior genicular artery

Question 13

Which of the following best describes the function of the hepatic portal vein?

Accepted Answer

It carries nutrient-rich blood from the gastrointestinal tract to the liver.

Question 14

Which vessel is responsible for draining blood from the brain?

Accepted Answer

Internal jugular vein

Question 15

A patient with atherosclerosis in the renal arteries may develop which of the following complications?

Accepted Answer

Hypertension due to decreased renal perfusion

Question 16

Which equation correctly represents the calculation of mean arterial pressure ($$MAP) $$using systolic ($$SBP) $$and diastolic blood pressure ($$DBP$$)?

Accepted Answer

$$MAP = DBP + \frac{1}{3}(SBP - DBP)$$

Question 17

Which vessel is most likely to be damaged in a pelvic fracture, leading to life-threatening hemorrhage?

Accepted Answer

Internal iliac artery

Question 18

Which of the following arteries is a direct branch of the aortic arch?

Accepted Answer

Brachiocephalic artery

Question 19

A patient with a deep vein thrombosis in the popliteal vein is at risk for which life-threatening complication?

Accepted Answer

Pulmonary embolism

Question 20

Which vessel supplies the spleen with arterial blood?

Accepted Answer

Splenic artery

Major Arteries and Veins of the Human Body

Study Guide - Practice Questions

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