Match each term with its definition or description.
-Muscle layer of an artery or vein

Question

Quizplus · Accepted Answer

Tunica media is the muscle layer of an artery or vein.

Answer: A
 Arteries carry oxygenated blood away from the heart.

Answer: B
 Veins carry deoxygenated blood toward the heart.

Answer: D
 Tunica adventitia is the outermost layer of an artery or vein, composed of connective tissue.

Answer: E
 Tunica intima is the innermost layer of an artery or vein that is in contact with the blood.

Answer: G
 Ductus arteriosus is a blood vessel connecting the pulmonary artery to the aorta in the fetus, which normally closes after birth.

Answer: H
 Ductus venosus is a blood vessel that shunts blood from the umbilical vein to the inferior vena cava in the fetus, which normally closes after birth.

Answer: I
 Hepatic portal system is a network of blood vessels that carries nutrient-rich blood from the digestive system to the liver for processing and detoxification.

Answer: J
 Pulse is the rhythmic expansion and contraction of arteries due to the ejection of blood from the heart.

Match Each Term with Its Definition or Description