Exam 22: The Lymphatic System and Immunity

The ________ lymphatics leave the lymph node at the hilum.

Figure 22-1 The Structure of a Lymph Node Use Figure 22-1 to answer the following questions: -Identify the structure labeled "1."

Areas of the spleen that contain large aggregations of lymphocytes are known as

Antigen-presenting cells located in the epithelia of the skin are called

Which of the following is not a secondary lymphoid tissue or organ?

Each of the following is a physical barrier to infection except

Class II MHC molecules are found on which of the following?

In-Text Figure Based Questions -During the primary response, which antibody peaks sooner? During the secondary response, which antibody level is higher? (Figure 22-25)

B cells are primarily activated by the activities of

In order for a lymphocyte to respond to an antigen, the antigen must

Martha had a heart transplant. In order to keep her body from rejecting the transplant she takes

In-Text Figure Based Questions -After the appearance of bacteria in the body, which immune cell is present for the shortest amount of time?(Figure 22-26)

Dividing lymphocytes can be found in the ________ of the lymphatic nodule.

Which of the following statements about lymph flow in a node is false?

Lymphatic tissue is found in the greatest quantity in

Lymphatic vessels begin in peripheral tissues and ultimately drain into

Lymphatic organs differ from lymphatic tissues in what way?

Which class of cells is particularly abundant in the red pulp of the spleen?

When the immune response mistakenly targets normal body cells and tissues, a(n) ________ develops.

The term immunological ________ refers to the ability to demonstrate an immune response upon exposure to an antigen.