Which of the following statements is/are true of the pulmonary lymphatic system?
1) It consists of both superficial and deep vessels.
2) It drains into the right lymphatic or thoracic duct.
3) Vessels begin as dead-end lymphatic channels in the lung.
4) With phagocytes, it defends against foreign material.
A)1, 3, and 4 only
B)2, 3, and 4 only
C)2 only
D)1, 2, 3, and 4

Question

Quizplus · Accepted Answer

The pulmonary lymphatic system indeed consists of both superficial and deep vessels, drains into the right lymphatic or thoracic duct, begins as dead-end lymphatic channels in the lung, and contains phagocytes that help defend against foreign material.

Which of the Following Statements Is/are True of the Pulmonary