Chapter 16 Lymphatic system quiz

The most abundant type of immunoglobulin is

IgG.

Which cells resemble basophils and are found in connective tissue, close to small blood vessels?

Mast cells

An antigen is ______, whereas an antibody is ______.

a foreign substance such as a protein or a polysaccharide to which lymphocytes respond; a globular protein that reacts with an antigen to eliminate the antigen

A lymph node consists of

all of the above.

Adaptive immunity is stimulated by

antigens

Injections of gamma globulin are sometimes given to provide

artificially acquired passive immunity.

Following a primary immune response, the cells that give rise to memory cells are

both B cells and T cells.

Cytotoxic T cells destroy

cancer cells and virus-containing cells.

Complement proteins, which are activated when IgG or IgM antibodies bind antigen,

cause opsonization, which coats the antibody-antigen complexes in a way that attracts phagocytes.

T lymphocytes are responsible for

cell-mediated immunity.

In an autoimmune disease, the immune response is directed toward

cells of the body ("self").

Innate defenses are

fast and non specific.

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

hilum.

The formation of lymph increases as a result of

increasing hydrostatic pressure in tissue fluid.

Henry has a cut on his thigh that becomes infected. The lymph nodes in his __________ enlarge.

inguinal region

The lymphatic system is involved in

lipid absorption from the digestive tract.

Lacteals are

lymphatic vessels in the lining of the small intestine.

The mononuclear phagocytic system includes

monocytes, macrophages, and neutrophils.

The type of resistance that is acquired as a result of developing a disease is

naturally acquired active immunity.

Lymph differs from plasma in that

plasma has more protein than lymph.

A vaccine produces its effects by

stimulating a primary immune response.

Fluid is kept from accumulating in tissue spaces by

the lymphatic system.

The two collecting ducts that drain the lymphatic trunks are the

thoracic duct and right lymphatic duct.

The functions of the lymphatic system do not include

transporting hormones to intestinal smooth muscle.

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

vein