Exam 31: Lymphatic System

When an infection is present, germinal centers form and the lymph node begins to release lymphocytes; some become antibody-producing plasma cells.

The thymus secretes:

The size of the spleen is relatively constant in different individuals, regardless of sex or age.

The cluster of lymph nodes found in the underarm and upper chest regions is referred to as _____ nodes.

Baby Ruth was born without a thymus gland. Immediate plans were made to perform a transplant. In the meantime, Baby Ruth was placed in strict isolation. Even her parents were not allowed to touch her. Why was she placed in the isolation unit?

The milky lymph found in lacteals after digestion is called chyle.

Lymph nodes provide both biological and mechanical filtration.

Palatine tonsils are called adenoids when they become swollen.

The spleen's two functions are defense against foreign microorganisms and provision of a blood reservoir.

The spleen ____ during infectious diseases and ____ in old age.

All of the following are functions of the lymphatic system except:

Lymph contains platelets, which allow clots to form in lymphatic vessels.

The lymphatic system, like the circulatory system, is a closed circuit.

If lymphatic return is blocked:

The sets of tonsils that surround the throat form what is called the laryngeal lymphoid ring.

The tubal tonsils are located near the base of the eustachian tubes.