Organs of the Immune System

Question 1
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Tab 3

Which one of the following cell types expresses receptors for IgE on its cell surface that stimulate the cell to mount a response to parasites such as worms?

T cells

B cells

NK cells

Mast cells

Dendritic cells

The correct answer is D.

Reference: Mast Cell

Question 1 of 10

Which of the following is not true of the spleen in normal individuals?

It serves as a filter for the blood.

It is an important source of immunoglobulins.

It is enlarged in many conditions associated with acute or chronic activation of the immune system.

It is an important source of formed blood elements.

It is a rare site of primary tumor development.

The correct answer is D.

Explanation:

In normal humans, the spleen is primarily a lymphoid and macrophage organ and contains a paucity of hematopoietic and progenitor and precursor cells.

Content 3

Study Questions

Question 1 of 10