Chapter 12: The Lymphatic System

Front 1

The lymph organ that programs T cells and functions at peak levels only during youth is the:

Back 1

Thymus.

Front 2

The lymph tissues found in the walls of the small intestine are called:

Back 2

Peyer's patches.

Front 3

Which one of the following is NOT produced by the skin and mucous membranes for protection against invasion by foreign substances:

Back 3

Lymph fluid

Front 4

The immune system is also called:

Back 4

Specific defense system.

Front 5

Compared to the nonspecific chemicals that cover body surfaces and mucous membranes, the specific body defense system is:

Back 5

Slower.

Front 6

Which one of the following is NOT one of the nonspecific body defenses:

Back 6

Antibody production

Front 7

The body's second line of defense against invading pathogens includes all of the following EXCEPT:

Back 7

Interferon.

Front 8

The fluid that is forced out of the capillary beds by hydrostatic and osmotic pressures and into the tissue spaces is called:

Back 8

Lymph

Front 9

Lymph flows:

Back 9

Toward the heart only.

Front 10

The right lymphatic duct drains lymph from the:

Back 10

Right upper quadrant.

Front 11

Which one of the following is NOT a mechanism that aids lymph return:

Back 11

The pumping action of the heart.

Front 12

Which one of the following is NOT true of lymph nodes:

Back 12

They have valves similar to those found in veins.

Front 13

Lymph node structure includes all of the following EXCEPT:

Back 13

Peyer's patches found within the fibrous capsule.

Front 14

Which one of the following is NOT a type of lymphoid organ:

Back 14

appendix

Front 15

Which one of the following is NOT one of the four cardinal signs of the inflammatory response:

Back 15

Fever.

Front 16

Fever has the effect of doing all of the following EXCEPT:

Back 16

Stimulating complement fixation.

Front 17

The part of the immune system that recognizes foreign molecules (antigens) and attempts to inactivate or destroy them is sometimes called the:

Back 17

Body's third line of defense.

Front 18

Which one of the following substances are NOT usually capable of acting as antigens:

Back 18

Small molecules

Front 19

Which one of the following CANNOT be said about the history of immunity:

Back 19

Scientists of the mid-1900s discovered the viral origin of AIDS

Front 20

In the inflammatory response following injury, the chemical "alarm" begins with:

Back 20

Both histamine and kinins

Front 21

The inflammatory process begins with the release of chemicals, which do all of the following EXCEPT:

Back 21

Stimulate release of lysozyme

Front 22

Tissues invaded by viruses, which attempt to replicate themselves by taking over cellular machinery, secrete small proteins called _________ to protect nearby cells and hinder further multiplication of the viruses.

Back 22

Interferon

Front 23

The body's temperature regulating "thermostat" that can be reset upward in response to pyrogens is located in the:

Back 23

Hypothalamus

Front 24

Regardless of whether it matures into a B cell or a T cell, a lymphocyte that is capable of responding to a specific antigen by binding to it is said to be:

Back 24

Immunocompetent

Front 25

The specific foreign substances that an individual's immune system has the ability to recognize and resist is determined by:

Back 25

Individual genetic makeup

Front 26

Which one of the following is NOT true of macrophages:

Back 26

They circulate continuously throughout the body

Front 27

Long-lived B cell clone members that do not become plasma cells but are capable of an immune response against the same antigen at a later time are called:

Long-lived B cell clone members that do not become plasma cells but are capable of an immune response against the same antigen at a later time are called:

Long-lived B cell clone members that do not become plasma cells but are capable of an immune response against the same antigen at a later time are called:

Back 27

Memory cells

Front 28

The specific type of acquired immunity that a fetus obtains from maternal antibodies that cross the placenta is called:

Back 28

Naturally acquired passive immunity.

Front 29

What specific type of acquired immunity do vaccines provide:

Back 29

Artificially acquired active immunity

Front 30

Which one of the following is NOT true of vaccines:

Back 30

They are derived from immune serum or gamma globulin

Front 31

Immune sera are used for all of the following EXCEPT:

Back 31

Tuberculosis

Front 32

The "troublemaker" antibodies that mediate inflammation and certain allergic responses are:

Back 32

IgE

Front 33

Which one of the following is NOT a method by which antibodies inactivate antigens:

Back 33

Chemotaxis

Front 34

The specific antibody class that has the ability to cross the placental barrier and provide immunity to the fetus is:

Back 34

IgG.

Front 35

The process by which antibodies bind to specific sites on bacterial exotoxins (toxic chemicals secreted by bacteria) to block their harmful effects is called:

Back 35

Neutralization

Front 36

Which one of the following is NOT a type of T cell clone:

Back 36

Antibody-producing T cells

Front 37

Tissue grafts that can only be donated by a genetically identical person (identical twin) are called:

Back 37

Isografts

Front 38

With immediate hypersensitivity, the antibody class that binds to mast cells and basophils that trigger the release of histamine and other chemicals is:

Back 38

IgE

Front 39

Allergic contact dermatitis following skin contact with poison ivy would normally lead to:

Back 39

Delayed hypersensitivity

Front 40

Which one of the following is NOT an autoimmune disease:

Back 40

AIDS