The composition of lymph is MOST similar to 

A. Blood

B. Serum

C. Interstitial Fluid

D. Cytosol

The primary functions of lymph include

A. returning proteins to the tissue fluid

B. Transporting foreign particles to the kidneys

C. Both returning proteins to the bloodstream and transporting foreign particles to the lymph nodes

D. None of the above

Which of the following correctly lists the structures according to the sequence of fluid flow?

A. Lymphatic capillaries, interstitial spaces, blood capillaries, lymphatic vessels, lymphatic ducts, subclavian veins

B. Blood cappillaries, lymphatic vessels, interstitial spaces, lymphatic capillaries, lymphatic ducts, subclavian veins

C. Blood capillaries, interstitial spaces, lymphatic capillaries, lymphatic vessels, subclavian veins

D. Blood capillaries, interstitial spaces, lymphatic capillaries, lymphatic vessels, lymphatic ducts, subclavian veins

The structure of a lymphatic vessel is most similar to that of a(n)

A. Artery

B. Arteriole

C. Vein

D. Venule

The region of a lymph node through which blood vessels pass is called the

A. Sinus

B. Capsule

C. Nodule

D. Hilum

"Teaching" lymphocytes to recognize "self" from "non-self" antigens is the function of the 

A. Thymus

B. Plasma Cells

C. Spleen

D. Liver

The major function(s) of a lymph node is/are

A. Production of lymphocytes

B. Filtration of foreign particles

C. Filtration of cellular debris

D. All of the above

The function of interferons is to 

A. break down bacterial cell walls

B. Fragment bacterial DNA

C. Opsonize microbes

D. Prevent viral replication

The process of coating an antigenic microbe with antibodies to make it more susceptible to phagocytosis is called

A. Chemotaxis

B. Opsonization

C. Cloning

D. Anergy

Which of the following is a nonspecific mechanism of resistance?

A. Activation of the complement system via the alternative pathway

B. Binding of an allergen to lgE molecules on mast cells

C. A delayed hypersensitivity response to poison ivy

D. Cloning of B Cells in response to a measles vaccine

Which of the following is an example of a specific body defense mechanism

A. Phagocytosis

B. Inflammation

C. Immunity

D. Enzyme Action

Injections of gamma globulin are sometimes given to provide

A. Naturally acquired active immunity

B. Artificially acquired active immunity

C. Artificially acquired passive immunity

D. Naturally acquired passive immunity

In an autoimmune disease, the immune response is directed toward

A. Foreign Particles

B. Self-substances

C. Antigens

D. Antibodies

B. Self-substances

T cells and B cells are

A. Phagocytes

B. Antibodies

C. Lymphocytes

D. Complement proteins

In cell-mediated immunity, the antigenic cell/molecule is destroyed by

A. Killer T cells

B. Mast cells

C. Opsonizing antibodies

D. Complement

Which of the following possess Class II MHC antigens?

Antigen-presenting cells

B. Erythrocytes

C. Cardiac muscle cells

D. Simple columnar epithelial cells in the gastrointestinal tract

Antibodies are produced by

A. Macrophages

B. Killer T cells

C. Neutrophils

D. Plasma cells

The most common structural class of antibody molecules is 

A. lgA

B. lgM

C. lgG

D. lgD

E. lgE

Antibody-mediated immunity is most effective against

A. Fungi

B. Intracellular viruses

C. Cancer cells

D. Antigens in body fluids

The antigen-binding site of an antibody molecule is contained in the 

A. Hinge region

B. Disulfide bonds

C. Constant region of the L chains

D. Variable regions of the H and L Chains