Exam 20: The Lymphatic System and Lymphoid Organs and Tissues

Lymph capillary permeability is due to minivalves and protein filaments.

As the human immunodeficiency virus (HIV) progresses, some individuals develop persistent generalized lymphadenopathy (any disease of the lymph nodes). Explain why this may occur.

Which lymphoid organs and tissues are characterized by a cortex and medulla?

Which of the following statements is FALSE?

Which lymphoid organ or tissue lacks a reticular fiber stroma?

Like blood, lymph flows both to and from the heart.

Large clusters of lymph nodes are NOT found in the___________ region.

Where are the lymph node aggregations most dense?

Which of the following is NOT a function of the lymphatic system?

Describe the structural and functional relationship between a capillary bed of the blood vascular system and lymphatic capillaries.

A mother takes her son to the doctor and describes the following symptoms that she has observed. The child is running a fever, has flu-like symptoms, and his lymph glands are very swollen and sore to the touch. Of what significance are the swollen and sore lymph glands?

Select the correct statement about lymph transport.

The tonsils located at the base of the tongue are the___________ .

Lymphoid tissue is mainly reticular connective tissue.

While passing through a village on safari you notice a man with one enormous leg and one normal-sized leg. What could have caused the increased size of the swollen leg?

Digested fats are absorbed from the intestine by the lymph capillaries.

From the right leg, lymph moves in which order?

Which of the following is NOT a method that maintains lymph flow?

Lymphatic capillaries are permeable to proteins.

The most important of the secondary lymphoid organs in the body are the lymph nodes.