Exam 22: The Lymphatic System and Immunity

The letters HIV stand for ________.

________ occurs when antibodies and compliment proteins bind to antigens and make it easier for phagocytes to engulf their target cells.(Note: Be sure to capitalize the first letter of your answer).

Hormones that regulate the activity of B cells and T cells and enhance nonspecific defense are called ________.

The cells that perform immunological surveillance are the ________ cells.

Cells that help regulate the immune response are ________ cells.

The process by which the surface of a microorganism is covered with antibodies and complement,rendering it more likely to be phagocytized,is called ________.

Immunity that results from antibodies that pass through the placenta from mother to fetus is called ________ immunity.

The ________ are connective tissues dominated by lymphocytes.

What is MALT? What role does it play in the body's defenses?

Figure 22-1 The Structure of a Lymph Node Use Figure 22-1 to answer the following question: -Identify the dominant cell type in the area labeled "4."

Inappropriate or excessive immune responses to antigens are

Autoantibodies are

The movement of phagocytes through the capillary wall is called ________.

In IgG,the antigen binding site is formed by

A measure of antibody level in the plasma is the ________.

Hormones of the immune system include all of the following,except

All of the following are true of the secondary response of humoral immunity,except that it

________ are fixed macrophages found in the liver.(Note: Be sure to capitalize the first letter of your answer).

Cytotoxic T cells can attack target cells with which of these chemical weapons?

Compared to blood capillaries,lymph capillaries exhibit all of the following,except that they