Test
Study Guide: Immunity System
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Preguntas del test (45)
1Which of the following cells is not involved with innate immunity?
- Anatural killer cells
- Bneutrophils
- Cmacrophages
- Dall of the above are involved with innate immunity
2The first line of defense in innate immunity is
- Ainflammation
- Bphagocytosis
- Cmechanical and chemical barriers
- Dcomplement
3Which of the following is a phagocytic monocyte that migrates out of the bloodstream?
- Aneutrophil
- Bmacrophage
- Cphagosome
- Dnone of the above
4The immune mechanism that provides a general defense by acting against anything recognized as nonself is termed adaptive immunity
- AVerdadero
- BFalso
5Interferon has been proven effective as a treatment against most cancers
- AVerdadero
- BFalso
6The complement cascade causes phagocytosis of the foreign cell that triggered it
- AVerdadero
- BFalso
7Natural killer cells are a group of lymphocytes that kill many types of tumor cells and cells infected by different kinds of viruses
- AVerdadero
- BFalso
8Molecular markers: [blank_start]antigen[blank_end]
Process used by complement to mark microbes for destruction by phagocytes cells: [blank_start]opsonization[blank_end]
Cytokine: [blank_start]interferon[blank_end]
Pattern-recognition receptors in the membranes of host cells: [blank_start]toll-like receptors[blank_end]
Second line of defense: [blank_start]phagocytes[blank_end]
Ability to activate an effective response to an antigen: [blank_start]immunocompetence[blank_end]
Must engage their target cells by direct contact to cause cell destruction: [blank_start]natural killer cells[blank_end]
Another term for innate immunity: [blank_start]non-specific[blank_end]
Major category of immune mechanism: [blank_start]innate immunity[blank_end]
Name given to each of about 20 inactive enzymes in the plasma and on cell surfaces: [blank_start]complement[blank_end]- Aantigen
- Bopsonization
- Cinterferon
- Dtoll-like receptors
- Ephagocytes
- Fimmunocompetence
- Gnatural killer cells
- Hnon-specific
- Iinnate immunity
- Jcomplement
9Chemicals released from cells to trigger or regulate innate and adaptive responses are [blank_start]cytokines[blank_end].
- Acytokines
10Natural killer cells are a group of [blank_start]lymphocytes[blank_end] that kill many types of tumor cells and cells infected with different types of viruses.
- Alymphocytes
11The ability of our immune system to attack abnormal or foreign cells but spare our own normal cells is [blank_start]self[blank_end] [blank_start]tolerance[blank_end].
- Aself
- Btolerance
12Phagocytosis is a specific defense mechanism
- AVerdadero
- BFalso
13Diapedesis si the movement of neutrophils out of the bloodstream and around the tissue cells to the site of the injury
- AVerdadero
- BFalso
14Innate immunity is also knows as adaptive immunity
- AVerdadero
- BFalso
15Sebum and mucus are part of the body's first line of defense
- AVerdadero
- BFalso
16The primary cells involved in adaptive immunity are T cells and B cells
- AVerdadero
- BFalso
17B cells and T cells are examples of
- Amonocytes
- Blymphocytes
- Cneturophils
- Dmacrophages
18Cell-mediated immunity involves
- Aa. B cells
- Bb. T cells
- Cc. both a and b
- Dd. neither a or b
19The T cell subsets that are clinically important in diagnosing AIDS are
- Aa. CD4
- Bb. CD8
- Cc. neither a nor b
- Dd. both a and b
20The specific cells that secrete antibodies are
- AB cells
- BT cells
- Cplasma cells
- Dnone of the above
21T cells are sensitized by
- Adirect exposure to an antigen
- Bpresentation of an antigen by an antigen-presenting cell
- Cantibodies produced by B cells
- Dlymphokines
22Complement can best be described as
- Aan antibody
- Ban enzyme in the blood plasma
- Ca hormone
- Da lymphokine
23The chemical messengers that T cells release into inflamed tissues are called
- Apathogens
- Bcytokines
- Clymphotoxins
- Dsuppressor cells
24Antibodies are proteins of the family called [blank_start]immunoglobolins[blank_end]
- Aimmunoglobolins
25[blank_start]IgM[blank_end] is the predominant class of antibody produced after initial contact with an antigen
- AIgM
26The first vaccination was against the [blank_start]small[blank_end] [blank_start]pox[blank_end].
- Asmall
- Bpox
27Some vaccines use [blank_start]attenuated[blank_end] (weakened) pathogens.
- Aattenuated
28[blank_start]Active[blank_end] [blank_start]immunity[blank_end] generally lasts longer than passive immunity.
- AActive
- Bimmunity
29Abnormal antigens or [blank_start]tumor[blank_end] [blank_start]markers[blank_end] are present in the plasma membranes of some cancer cells in addition to self-antigens.
- Atumor
- Bmarkers
30Helper T cells and suppressor T cells help regulate [blank_start]adaptive[blank_end] [blank_start]immunity[blank_end] function by regulating B cell and T cell function.
- Aadaptive
- Bimmunity
31A fetus receives protection from the mother through [blank_start]natural[blank_end] [blank_start]passive[blank_end] immunity.
- Anatural
- Bpassive
32A vaccine provides [blank_start]artificial[blank_end] [blank_start]active[blank_end] immunity.
- Aartificial
- Bactive
33T cells do which of the following?
- Adevelop in the thymus
- Bform memory cells
- Cform plasma cells
- Dall of the above
34B cells do which of the following?
- Adevelop into plasma cells and memory cells
- Bsecrete antibodies
- Cdevelop from primitive cells in bone marrow called stem cells and then into naïve B cells
- Dall of the above
35Which of the following kills invading cells by drilling a hole in their plasma membrane?
- Ainterferon
- Bcomplement
- Cantibody
- Dmemory cell
36What is a rapidly growing population of identical cells that produce large quantities of specific antibodies called?
- Acomplementary
- Blymphotoxic
- Cchemotactic
- Dmonoclonal
37Which of the following is a form of passive natural immunity?
- AA child develops measles and acquires immunity to subsequent exposure
- BAntibodies are injected into an infected individual
- CAn infant receives protection through its mother's milk
- DVaccination are given against smallpox
38Hypersensitivity of the immune system to an environmental antigen is known as an [blank_start]allergy[blank_end].
- Aallergy
39Drugs used to relieve the symptoms of allergies are called [blank_start]antihistamine[blank_end].
- Aantihistamine
40A [blank_start]lymphotoxin[blank_end] is a powerful poison that acts directly and quickly to kill any cell it attacks.
- Alymphotoxin
41Antibody-mediated immunity is sometimes referred to as [blank_start]humoral[blank_end] immunity.
- Ahumoral
- Bcellular
42Antibodies are proteins of the family called [blank_start]immunoglobulins[blank_end].
- Aimmunoglobulins
- Blymphotoxins
43Complements attacks antigens by [blank_start]cytolysis[blank_end].
- Acytolysis
- Bclonal deletion
44The chemical messengers released by T cells are called [blank_start]cytokines[blank_end].
- Acytokines
- Binterleukins
45Vaccinations are [blank_start]active[blank_end] forms of gaining immunity.
- Aactive
- Bpassive
Información
- Descripción
- Study Guide: Immunity System
- Autor
- Alexandra Bozan
- Idioma
- English
- Visitas
- 161
- Etiquetas
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