Circulatory System Exercises – Lec 3.2

Circulatory System Exercises – Lec 3.2

1. Which of the following arteries is NOT used for taking a pulse?

• A. Femoral artery

• B. Radial artery

• C. Common carotid artery

• D. Subclavian artery

Answer: D

2. Which artery is used to measure blood pressure?

• A. Brachial artery

• B. Radial artery

• C. Ulnar artery

• D. Carotid artery

Answer: A

3. Which of the following veins is NOT used for intravenous access?

• A. Cephalic vein

• B. Femoral vein

• C. Great saphenous vein

• D. Brachial vein

Answer: B

4. Which of the following descriptions of the heart is correct?

• A. The atria contract to push blood into the circulatory systems.

• B. The ventricles are where blood from the veins enters.

• C. It is located in the chest cavity.

• D. Coronary arteries are branches of the pulmonary trunk.

Answer: C

5. Which of the following descriptions of the systemic circulation is correct?

• A. It is the circulatory system that carries deoxygenated blood to the lungs.

• B. Blood reaches organs through the aorta.

• C. It does not supply blood to the limbs.

• D. Blood from the superior and inferior vena cava enters the left atrium.

Answer: B

6. Which of the following descriptions of blood vessel characteristics is correct?

• A. The tunica intima is the thickest layer of blood vessels.

• B. The tunica media of arteries contains elastic fibers.

• C. The tunica media of veins contains elastic fibers.

• D. The tunica media of capillaries does not contain elastic fibers.

Answer: B

7. Which of the following descriptions of arteries is NOT correct?

• A. Composed of three tunics

• B. Carry blood from the heart to tissues and organs

• C. Have valves within the vessel

• D. They take the shortest route to organs.

Answer: C

8. Which of the following descriptions of veins is NOT correct?

• A. Composed of three tunics

• B. Carry blood from tissues and organs to the heart

• C. All veins have valves within the vessel

• D. Only superficial veins are used for intravenous access

Answer: C

9. Which of the following blood vessels originate from the heart?

• A. Aorta

• B. Superior vena cava

• C. Inferior vena cava

• D. Portal vein

Answer: A

10. Which of the following tissues is NOT a lymphatic tissue?

• A. Thymus

• B. Spleen

• C. Pharyngeal tonsils

• D. Pancreas

Answer: D