All of the following are important functions of the innate system EXCEPT that a. Promotes early defense against infectious agents b. Has immunoregulatory functions c. Recognizes microbes through receptors for "molecular patterns" d. Has specific receptors for antigens Has nonclonal distribution of receptors e.

All of the following are important functions of the innate system EXCEPT that a. Promotes early defense against infectious agents b. Has immunoregulatory functions c. Recognizes microbes through receptors for "molecular patterns" d. Has specific receptors for antigens Has nonclonal distribution of receptors e.

BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)

10th Edition

ISBN:9781305967359

Author:STARR

Publisher:STARR

Chapter34: Immunity

Section: Chapter Questions

Problem 3SA: Which of the following is not a part of innate immunity? a. phagocytic cells e. inflammation b....

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The innate immune response is characterized by itsa. rapid response to invading pathogens.b. ability to “remember” pathogens it has already encountered.c. ability to produce antibodies.d. Both b and c are correct.
Which of these characteristics is not a major factor in adaptive oracquired immunity?a. specificity b. chemotaxis c. recognition d. memory
The first cell type active in the innate response is usually a(n) A) phagocyte. B) erythrocyte. C) fibroblast. D) antibody
The acquired ability to prevent an unnecessary or destructive immune reaction to a harmless foreign particle, such as a food protein, is called ________. a. the TH2 response b. allergy c. immune tolerance d. autoimmunity
A hypothetical disorder prevents memory cells from forming. What effect would this have on the immune system? B lymphocytes would be affected, but not T lymphocytes, Vaccinations would no longer be useful, The inflammatory response would no longer be effective, or The adaptive immune response would cease to function, but the innate immune response would continue to function normally.
Receptors that trigger innate immune responses a. are antibodies recognizing specific antigens. b. are T-cell receptors recognizing specific antigens. c. recognize pathogen-associated molecular patterns. d. are not specific at all.
The fact that the body does not normally mount an immune response to the molecules in food is an example of _______ . a. secondary immune response b. immunological memory c. immune tolerance d. passive immunity
Innate immune responses include all but (a) inflammation (b) antigen-antibody complexes (c) binding of PAMPs with pattern recognition receptors (d) complement (e) phagocytosis
Which of the following is not a part of innate immunity? a. phagocytic cells e. inflammation b. fever f. complement activation c. histamines g. presenting antigen d. cytokines h. all take part
Which innate immune system component uses MHC class I molecules directly in its defense Strategy? a. macrophages b. neutrophils c. NK cells d. interferon
__________________ is a condition that results when cytotoxic T cells attack the body’s own cells.a. An allergic response b. Autoimmune disease c. Passive immunityd. Active immunity
Which one of the following best describes the innate nonspecific immune system? Group of answer choices 1. a targeted response to a specific pathogen or molecule that confers immunological memory. 2. the production of antibody molecules against pathogens 3. a set of barrier defenses that adapts to specific pathogens after repeated exposure 4. a generalized set of defenses against a variety of pathogens that lacks immunological memory.