Match each term with its corresponding definition or description.
-Blood vessel that carries blood away from the heart
A)Ductus arteriosus
B)Artery
C)Ductus venosus
D)Vein
E)Tunica media
F)Capillary
G)Tunica externa
H)Hepatic portal vein
I)Tunica intima
J)Foramen ovale

Question

Quizplus · Accepted Answer

Artery is a blood vessel that carries blood away from the heart.

Answer: D 
 The vein carries blood towards the heart.

Answer: F 
 The capillary is a tiny blood vessel that connects arteries to veins and is the site of exchange of substances between blood and tissues.

Answer: E 
 The tunica media is the middle layer of blood vessels composed of smooth muscle and elastic tissue.

Answer: G 
 Tunica externa or adventitia is the outermost layer of blood vessels composed of connective tissue.

Answer: I 
 Tunica intima is the innermost layer of blood vessels composed of endothelial cells and basement membrane.

Answer: H 
 The hepatic portal vein is a blood vessel that carries blood from the digestive system and spleen to the liver.

Answer: A 
 Ductus arteriosus is a blood vessel in fetal circulation that connects the pulmonary artery to the aorta, bypassing the lungs.

Answer: J 
 Foramen ovale is a hole in the fetal heart between the right and left atria, allowing blood to bypass the lungs.

Match Each Term with Its Corresponding Definition or Description