Microbiology: A Systems Approach
5th Edition
ISBN: 9781259706615
Author: Marjorie Kelly Cowan Professor
Publisher: McGraw-Hill Education
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Question
Chapter 16, Problem 4MCQ
Summary Introduction
Introduction:
An allergic response is a type of hypersensitive immune response towards a substance that is normally harmless and would not cause an immune response in everyone. An allergic response may cause itching or inflammation and tissue injury.
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Students have asked these similar questions
Contact dermatitis:
A. is antibody mediated
B. is both a type I hypersensitivity reaction and is cell mediated
C. is a type I hypersensitivity reaction
D. is cell mediated
The _____ occurs 6–8 hours after an initial type I allergic response in which mast cells produce leukotrienes, chemokines, and cytokines.
a. Arthus reaction
b. late-phase reaction
c. delayed-type hypersensitivity reaction
d. condition known as anaphylactic shock
e. skin rash known as chronic urticaria.
will involve the secretion of which will induce intracellular microbial The activation of killing
a. Helper T - cells, INF - gamma.
b. Cytotoxic T - cells, proteases.
c. Helper T - cells, proteases.
d. Cytotoxic T - cells, INF - gamma.
Chapter 16 Solutions
Microbiology: A Systems Approach
Ch. 16.1 - Define immunopathology, and describe the two major...Ch. 16.1 - Prob. 2AYPCh. 16.2 - Prob. 3AYPCh. 16.2 - Outline the steps of a type I allergic response,...Ch. 16.2 - Identify three conditions caused by IgE-mediated...Ch. 16.2 - Prob. 6AYPCh. 16.2 - Prob. 7AYPCh. 16.2 - Prob. 8AYPCh. 16.3 - List the three immune components causing cell...Ch. 16.3 - Prob. 10AYP
Ch. 16.3 - Prob. 11AYPCh. 16.4 - Prob. 12AYPCh. 16.4 - Prob. 13AYPCh. 16.5 - Prob. 14AYPCh. 16.5 - List four classes of grafts, and explain how host...Ch. 16.6 - Prob. 16AYPCh. 16.6 - Prob. 17AYPCh. 16.7 - Prob. 18AYPCh. 16.7 - Prob. 19AYPCh. 16.7 - Prob. 20AYPCh. 16 - Prob. 1MCQCh. 16 - Prob. 2MCQCh. 16 - The contact with allergen that results in symptoms...Ch. 16 - Prob. 4MCQCh. 16 - Prob. 5MCQCh. 16 - Prob. 6MCQCh. 16 - Prob. 7MCQCh. 16 - Prob. 8MCQCh. 16 - Prob. 9MCQCh. 16 - Prob. 10MCQCh. 16 - Prob. 11TFCh. 16 - Prob. 12TFCh. 16 - Prob. 13TFCh. 16 - Prob. 14TFCh. 16 - Prob. 15TFCh. 16 - Prob. 1CTQCh. 16 - Summarize the roles of the microbiome and genetics...Ch. 16 - Prob. 3CTQCh. 16 - Prob. 4CTQCh. 16 - Prob. 5CTQCh. 16 - From chapter 15. figure 15.1. How would a persons...Ch. 16 - Prob. 2VCCh. 16 - Prob. 1CM
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Similar questions
- Secondary hyperalgesia is : a. Outside of the lesion site b.Localized to the lesion area c.Caused by central sensitization d.Caused by peripheral sensitization e.A and Carrow_forwardAll of the following are functions of antibodies except a. neutralization of pathogen. b. destruction of antigen. c. agglutination of antigen. d. opsonization.arrow_forwardDuring allergic sensitization, which of the following statements are FALSE? A. Allergen exposure coincides with unrelated damage B. Dendritic cells induce IL-6 production by TH2 CD4+ T cells during TH2 cell differentiation C. Damage induces the production of alarmins like IL-25 D. TFH cells bind to B cells via CD40L to CD40 and produce IL-4arrow_forward
- a. LFA-1 b. IL-1 receptors c. CXCL-8 d. NFkB e. TLR-4 Which of these deficiency are responsible for the lack of neutrophils at the infection site. May choose multiple, please explainarrow_forwardHyperacute graft rejection is caused by Select one: A. hyperactivated helper T cells. B. arteriosclerosis. C. type IV hypersensitivity. D. pre-existing host antibodies. E. proliferation of smooth muscle cells. O O O Oarrow_forwardThe major inflammatory mediator released by degranulating mast cells in type I hypersensitivity is a. immunoglobulin b. complement c. histamine d. interleukin e. prostaglandinarrow_forward
- Which of the following statements best characterizes interferons? A. Interferons are a nonspecific defense used to respond to viruses. B. Interferons are part of the humoral immune response against viruses. C. Interferons are part of the humoral immune response against bacteria. D. Interferons are a nonspecific defense used to respond to bacteria.arrow_forwardWhich of the following is not a function of antibodies? Select one: a. They neutralize pathogens by masking the pathogen surface. b. They act as molecular adaptors that bridge together pathogen and phagocyte surfaces. c. They exert toxic effects directly. d. They act as opsonins that mediate phagocytosis. e. They activate complement fixation.arrow_forwardExplain why each choice (a-d) is correct or incorrect. Allergens differ from antigens because a. Allergens produce an abnormally large immune response to what is an otherwise harmless particle. b. Allergens do not involve the leucocytes, they simple stimulate the inflammatory response. c. Allergens are only active seasonally and are generally harmless to the body. d. Allergens are primarily plant derived while antigens are bacterial or viral in nature.arrow_forward
- Which of the following is false about HLA class I molecules? A. They are encoded by multiple and highly polymorphic genes. B. They consist of alpha and beta chains. C. They possess beta-2 microglobulin. D. They present foreign antigens to cytotoxic T cells. E. none of the abovearrow_forwardA. In table form, differentiate Primary from Secondary Immune Response according to the ff. a. type of Ig b. action of memory cells c. amount and speed of antibody production d. recognition phase e. timing of exposure B. In table form, differentiate Cell mediated from Antibody mediated (humoral) Immunity according to type of cells involved and product form C. Enumerate 5 lab tests/procedures done to obtain/identify Lymphocytes. Then briefly discuss one.arrow_forwardWhich of the following is part of the second line of defense against pathogens?a. skin b. mucus membranesc. lysozyme in tears d. phagocytes Which of the following does NOT have MHC class II molecules on the surface of their cell membranes? a. Macrophages.b. Dendritic cells.c. B cells.d. Helper T cells.arrow_forward
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