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40 Cards in this Set
- Front
- Back
The lymph organ that programs T cells and functions at peak levels only during youth is the: |
Thymus. |
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The lymph tissues found in the walls of the small intestine are called: |
Peyer's patches. |
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Which one of the following is NOT produced by the skin and mucous membranes for protection against invasion by foreign substances: |
Lymph fluid |
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The immune system is also called: |
Specific defense system. |
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Compared to the nonspecific chemicals that cover body surfaces and mucous membranes, the specific body defense system is: |
Slower. |
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Which one of the following is NOT one of the nonspecific body defenses: |
Antibody production |
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The body's second line of defense against invading pathogens includes all of the following EXCEPT: |
Interferon. |
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The fluid that is forced out of the capillary beds by hydrostatic and osmotic pressures and into the tissue spaces is called: |
Lymph |
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Lymph flows: |
Toward the heart only. |
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The right lymphatic duct drains lymph from the: |
Right upper quadrant. |
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Which one of the following is NOT a mechanism that aids lymph return: |
The pumping action of the heart. |
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Which one of the following is NOT true of lymph nodes: |
They have valves similar to those found in veins. |
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Lymph node structure includes all of the following EXCEPT: |
Peyer's patches found within the fibrous capsule. |
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Which one of the following is NOT a type of lymphoid organ: |
appendix |
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Which one of the following is NOT one of the four cardinal signs of the inflammatory response: |
Fever. |
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Fever has the effect of doing all of the following EXCEPT: |
Stimulating complement fixation. |
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The part of the immune system that recognizes foreign molecules (antigens) and attempts to inactivate or destroy them is sometimes called the: |
Body's third line of defense. |
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Which one of the following substances are NOT usually capable of acting as antigens: |
Small molecules |
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Which one of the following CANNOT be said about the history of immunity: |
Scientists of the mid-1900s discovered the viral origin of AIDS |
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In the inflammatory response following injury, the chemical "alarm" begins with: |
Both histamine and kinins |
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The inflammatory process begins with the release of chemicals, which do all of the following EXCEPT: |
Stimulate release of lysozyme |
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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. |
Interferon |
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The body's temperature regulating "thermostat" that can be reset upward in response to pyrogens is located in the: |
Hypothalamus |
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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: |
Immunocompetent |
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The specific foreign substances that an individual's immune system has the ability to recognize and resist is determined by: |
Individual genetic makeup |
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Which one of the following is NOT true of macrophages: |
They circulate continuously throughout the body |
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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: |
Memory cells |
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The specific type of acquired immunity that a fetus obtains from maternal antibodies that cross the placenta is called: |
Naturally acquired passive immunity. |
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What specific type of acquired immunity do vaccines provide: |
Artificially acquired active immunity |
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Which one of the following is NOT true of vaccines: |
They are derived from immune serum or gamma globulin |
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Immune sera are used for all of the following EXCEPT: |
Tuberculosis |
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The "troublemaker" antibodies that mediate inflammation and certain allergic responses are: |
IgE |
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Which one of the following is NOT a method by which antibodies inactivate antigens: |
Chemotaxis |
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The specific antibody class that has the ability to cross the placental barrier and provide immunity to the fetus is: |
IgG. |
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The process by which antibodies bind to specific sites on bacterial exotoxins (toxic chemicals secreted by bacteria) to block their harmful effects is called: |
Neutralization |
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Which one of the following is NOT a type of T cell clone: |
Antibody-producing T cells |
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Tissue grafts that can only be donated by a genetically identical person (identical twin) are called: |
Isografts |
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With immediate hypersensitivity, the antibody class that binds to mast cells and basophils that trigger the release of histamine and other chemicals is: |
IgE |
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Allergic contact dermatitis following skin contact with poison ivy would normally lead to: |
Delayed hypersensitivity |
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Which one of the following is NOT an autoimmune disease: |
AIDS |