Arteries Quiz
Questions: 16 · 10 minutes
1. What makes the pulmonary arteries unusual compared with most arteries in an adult?
They carry oxygen-poor blood from the right ventricle toward the lungs
They have no smooth muscle in their walls
They carry oxygen-rich blood to the left atrium
They carry blood toward the heart rather than away from it
2. Which is the largest artery in the human body?
Common carotid artery
Aorta
Femoral artery
Pulmonary artery
3. A blockage in an internal carotid artery most directly threatens arterial blood flow to which area?
The forearm and hand
The abdominal wall
The brain and eye
The lower leg and foot
4. Which statement best defines an artery?
A vessel that returns blood from tissues to the heart
A vessel that always carries oxygen-rich blood
A vessel that carries blood away from the heart
A microscopic vessel where most gas exchange occurs
5. During a routine manual blood-pressure measurement, the stethoscope is usually placed over which artery near the elbow?
Brachial artery
Radial artery
Axillary artery
Subclavian artery
6. From which major vessel do the renal arteries normally arise?
Inferior vena cava
Abdominal aorta
Descending thoracic aorta
Common iliac artery
7. Where do the right and left coronary arteries normally originate?
From the aortic sinuses just above the aortic valve
From the aortic arch near its major branches
From the pulmonary trunk
From the descending thoracic aorta
8. A report mentions narrowing of the anterior interventricular artery, often called the LAD. This vessel is usually a branch of which artery?
Right coronary artery
Pulmonary artery
Internal thoracic artery
Left coronary artery
9. Before using the radial artery for a procedure, a clinician may assess whether another artery can help maintain blood flow to the hand. Which artery is that?
Brachial artery
Ulnar artery
Axillary artery
Cephalic artery
10. A clinician checks a pulse on the thumb side of a person's wrist. Which artery is being palpated?
Brachial artery
Ulnar artery
Radial artery
Axillary artery
11. What is the main functional significance of the arterial circle known as the Circle of Willis?
It separates oxygenated blood from deoxygenated blood in the heart
It controls blood flow from the aorta into the coronary arteries
It directs venous blood from the brain into the jugular veins
It provides potential collateral routes for blood flow within the brain's circulation
12. A deep injury occurs along the medial side of the upper arm. Which major artery is especially relevant in this region?
Subclavian artery
Radial artery
Brachial artery
Thoracodorsal artery
13. Which artery would be found most directly in the region behind the knee?
Popliteal artery
Posterior tibial artery
Dorsalis pedis artery
Profunda femoris artery
14. The dorsalis pedis artery on the top of the foot is primarily a continuation of which artery?
Posterior tibial artery
Anterior tibial artery
Fibular artery
Popliteal artery
15. As the external iliac artery passes beneath the inguinal ligament, what does it become?
Popliteal artery
Internal iliac artery
Anterior tibial artery
Femoral artery
16. Which layer forms the smooth inner lining of an artery and directly contacts the blood?
Tunica adventitia
Parietal pericardium
Tunica media
Tunica intima