Which of the following is not a characteristic that veins in the circulatory system and veins in the lymphatic system share?
A) Both carry fluid toward the heart.
B) Both have one-way valves.
C) Both drain into the thoracic duct.
D) All of the above are true of both veins of the circulatory system and veins of the lymphatic system.

Question

Quizplus · Accepted Answer

While veins in both the circulatory and lymphatic systems carry fluid toward the heart and have one-way valves, they do not all drain into the thoracic duct. The thoracic duct is specific to the lymphatic system and drains lymphatic fluid from the lower body, left arm, and left side of the head and neck. Other lymphatic ducts may drain into different areas or structures in the body.

Which of the Following Is Not a Characteristic That Veins