NESTER'S MICROBIOLOGY-ACCESS
9th Edition
ISBN: 9781260518498
Author: Anderson
Publisher: MCG
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Textbook Question
Chapter 17, Problem 5MC
Delayed-type hypersensitivity reactions in the skin
a) are characterized by a wheal and flare reaction.
b) peak at 4 to 6 hours after exposure to antigen.
c) require complement activation.
d) show induration because of the influx of cells.
e) depend on activities of the Fc portion of antibodies.
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Students have asked these similar questions
. A) What is the significance of producing monoclonal antibodies? B) What is the role of cell culture in production of monoclonal antibodies? C) Name and briefly explain the use of any 4 commercially available monoclonal antibodies.
While you are jogging carly in the moming, you slip on some ice and skin your knee.
Following the breach in skin, which of the following MIGHT be expected?
a) Release of histamine, prostaglandins and leukotrienes
b) Extravasation of neutrophils
c) Complement activation
d) ONLY a & b
e) All of the Above
.A table comparing the biological characteristics of the five classes of immunoglobulins is shown
below. Answer yes or no in the spaces provided, (You can draw the table in your answer paper)
IgE IgD
Biological activity
a) Activates classical complement pathway
b) Present on the membrane of the mature B
cells
c) Present in secretions
d) Induces mast-cell degranulation
e) Crosses placenta
IgG
IgA
IgM
Chapter 17 Solutions
NESTER'S MICROBIOLOGY-ACCESS
Ch. 17 - Prob. 1SACh. 17 -
2. List two physical responses of systemic...Ch. 17 - What are the major differences between an...Ch. 17 - Compare and contrast the Arthus reaction and serum...Ch. 17 - Prob. 5SACh. 17 - Compare and contrast the autoimmune processes...Ch. 17 -
7. Give an example of an organ-specific...Ch. 17 - Explain why a patient who received a successful...Ch. 17 - Why does an IgA deficiency predispose a person to...Ch. 17 - What is the difference between a primary...
Ch. 17 - Prob. 1MCCh. 17 - Prob. 2MCCh. 17 - Prob. 3MCCh. 17 - Prob. 4MCCh. 17 - Delayed-type hypersensitivity reactions in the...Ch. 17 - Prob. 6MCCh. 17 - Prob. 7MCCh. 17 - Prob. 8MCCh. 17 - Prob. 9MCCh. 17 - Prob. 10MCCh. 17 - Jack and Jill were badly burned in an accident at...Ch. 17 - Horse serum containing specific antibody to snake...Ch. 17 - Hypersensitivity reactions, by definition, lead to...Ch. 17 - Prob. 2CT
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- An allergy can best be defined as ______. A) a component of the humoral response B) an exaggerated response to an allergen C) part of the normal immune response D) a type of cell-mediated adaptive immunityarrow_forwardInnate lymphoid cells reside primarily in tissues such as the lungs, the lining of the gastrointestinal tract, and the skin, because these sites represent the major routes of entry of pathogens into the body. Several different subsets of innate lymphoid cells exist, and each is specialized to respond to a category of pathogen (e.g., viruses, extracellular bacteria, helminthic parasites, etc). a) True b) Falsearrow_forwardSelect all of the following that are functions performed by different antibodies. ( select all the correct answers) Group of answer choices a) Attracting natural killer cells to destroy an infected cell. b) Blocking the ability of a pathogen to bind to a host cell c) Lysing a pathogen cell wall or lipid bilayer. d) Marking a pathogen so that innate immune cells destroy the pathogen. e) Helping complement proteins bind to a pathogen.arrow_forward
- 7. The major innate cell type to eliminate viral-infected cells are A). NK cells B). Neutrophils C). Macrophages D). Dendritic cells E). Tc cells. 8. Antibodies in the serum were secreted from A). TH cells B). Plasma cells C). Antigen presenting cells D). Naïve B cells E). Mature B cells 9. Which can initiate anti-viral responses? A). Tal cytokines released by epithelial cells. B). TH1 cytokines released by B cells. C). TH2 cytokines released by NK cells. D). TH17 cytokines released by basophils. E). All of the above.arrow_forwardWhich is not a direct consequence of an antibody antigen interaction? A) O clump or agglutinate antigens B) O neutralization of toxin C) O prevent adherence of pathogens D) O stimulation of B cells E) O all the above are consequences of an antibody antigen interactionarrow_forwardWhich of the following is not a characteristic of memory B cells a.) Secretion of a large amount of antibodies b.) Long life up to decades c.) Having specific immunity against T-independent antigens d.) Requiring helper T Cell activationarrow_forward
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