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Answers|
1. Which Rated are
of the following
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ss
A+considered the "first responders" of the
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immune response? ss
A. Eosinophils
B. T-cells
C. IgM
D. Neutrophils: D. Neutrophils ss ss
2. Anaphylaxis is a ss ss hypersensitivity reaction. ss
A. type 1 ss
B. type 2 ss
C. type 3 ss
D. type 4: A. Type 1
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3. Type 2 (Cytotoxic) hypersensitivity reactions are mediated by:
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A. IgE or IgG
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B. IgA or IgE
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C. IgG or IgM
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D. IgM or IgA: C. IgG or IgM
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4. Hives (urticaria) are an example of a:
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A. Type 1 hypersensitivity reaction.
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B. Type 2 hypersensitivity reaction.
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C. Type 3 hypersensitivity reaction.
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D. Type 4 hypersensitivity reaction.: A. Type 1 hypersensitivity reaction.
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5. Allergic Rated A+is an example of
contact dermatitis
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ss
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A. Type 4 ss
B. Type 1 ss
C. Type 2 ss
D. Type 3: A. Type 4ss ss ss ss
6. Type 1 Hypersensitivity reaction Mechanism:
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A. Cytotoxic T cell-mediated ss ss
B. IgE action on mast cells
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C. Tissue-specific destruction or impairment because ss ss ss ss
of: Antibody binding followed by lysis via
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complement Antibody binding followed by
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macrophage phagocytosis Antibody binding
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followed by neutrophil destruction Antibody-
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dependent cell (NK)-mediated cytotoxicity, or
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Antireceptor antibodies
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D. Antigen-Antibody complex deposited in tissues: B. IgE action on mast ss ss ss ss ss ss ss ss ss
cells
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7. Type 2 Hypersensitivity reaction Mechanism:
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A. Cytotoxic T cell-mediated ss ss
B. IgE action on mast cells
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C. Tissue-specific destruction or impairment because ss ss ss ss
of: Antibody binding followed by lysis via
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complement Antibody binding followed by
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macrophage phagocytosis Antibody binding
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followed by neutrophil destruction Antibody-
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dependent cell (NK)-mediated cytotoxicity, or
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, Final Exam Path Latest
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Answers|
Antireceptor
ss Rated A+
antibodies
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, Final Exam Path Latest ss ss ss
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Answers| Rated
D. Antigen-Antibody
ss A+deposited in tissues: C. Tissue-specific
complex ss
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ss
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ssdestruc-
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tion or impairment because of:
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Antibody binding followed by lysis via complement
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ssAntibody binding followed by macrophage
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phagocytosis Antibody binding followed by
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neutrophil destruction Antibody-dependent cell
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(NK)-mediated cytotoxicity, or Antireceptor
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antibodies
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8. Type 3 Hypersensitivity reaction Mechanism:
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A. Cytotoxic T cell-mediated ss ss
B. IgE action on mast cells
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C. Tissue-specific destruction or impairment because ss ss ss ss
of: Antibody binding followed by lysis via
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complement Antibody binding followed by
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macrophage phagocytosis Antibody binding
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followed by neutrophil destruction Antibody-
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dependent cell (NK)-mediated cytotoxicity, or
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Antireceptor antibodies
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D. Antigen-Antibody complex deposited in tissues: D. Antigen-Antibody ss ss ss ss ss ss
com- plex deposited in tissues
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9. Type 4 Hypersensitivity reaction Mechanism:
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A. Cytotoxic T cell-mediated ss ss
B. IgE action on mast cells
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C. Tissue-specific destruction or impairment because ss ss ss ss
of: Antibody binding followed by lysis via
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complement Antibody binding followed by
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macrophage phagocytosis Antibody binding
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followed by neutrophil destruction Antibody-
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dependent cell (NK)-mediated cytotoxicity, or
ss ss ss ss
Antireceptor antibodies
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