Essentials of Human Anatomy & Physiology (12th Edition)
12th Edition
ISBN: 9780134395326
Author: Elaine N. Marieb, Suzanne M. Keller
Publisher: PEARSON
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Textbook Question
Chapter 12, Problem 8MC
Against which of the following will interferon do some good?
a. Infection of body cells by a virus
b. Circulating free viruses
c. Some types of cancer
d. Bacterial infection
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This chemical is released by virus-infected cells to decrease the spread of virus to nearby cells. a. interferon b. bradykinin c. perforin d. complement
Suppose a person recovers normally from viral infections, but then gets the same viral infections over and over again- unlike the rest of us.
A. What is probably wrong –B cells, helper T cells and/or cytotoxic T cells?
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Chapter 12 Solutions
Essentials of Human Anatomy & Physiology (12th Edition)
Ch. 12 - Prob. 1MCCh. 12 - Prob. 2MCCh. 12 - Prob. 3MCCh. 12 - Which of the following are part of MALT? a....Ch. 12 - 5. Developmentally, embryonic lymphatic vessels...Ch. 12 - 6. Which of the following are among the most...Ch. 12 - Chemical mediators of inflammation include a....Ch. 12 - Against which of the following will interferon do...Ch. 12 - Prob. 9MCCh. 12 - 10. Where exactly does an antigen bind to an...
Ch. 12 - Which of the following antibody capabilities...Ch. 12 - Prob. 12MCCh. 12 - Prob. 13MCCh. 12 - Prob. 14SAECh. 12 - Prob. 15SAECh. 12 - Prob. 16SAECh. 12 - 17. Besides acting as mechanical barriers, the...Ch. 12 - What is complement? Besides bacterial lysis, what...Ch. 12 - 19. Interferons are referred to as antiviral...Ch. 12 - Prob. 20SAECh. 12 - Prob. 21SAECh. 12 - Prob. 22SAECh. 12 - Prob. 23SAECh. 12 - Prob. 24SAECh. 12 - Binding of antigens to receptors of...Ch. 12 - Prob. 26SAECh. 12 - Prob. 27SAECh. 12 - 28. Compare and contrast a primary and a secondary...Ch. 12 - Prob. 29SAECh. 12 - Prob. 30SAECh. 12 - Prob. 31SAECh. 12 - Distinguish between immediate types of allergy and...Ch. 12 - Prob. 33SAECh. 12 - Prob. 34SAECh. 12 - Contrast lysozyme, perforin and granzymes, and a...Ch. 12 - Prob. 36CTCh. 12 - Prob. 37CTCh. 12 - Prob. 38CTCh. 12 - Mrs. Morrow, a 59-year-old woman, has undergone a...Ch. 12 - 40. Lymphocytes continuously circulate through the...Ch. 12 - Capillary permeability increase and plasma...
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- Which of these offers a nonspecific defense against viral infection? a. Antibodies b. Leukotrienes c. Interferon d.Histaminearrow_forwardWhich 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 correct concerning interferon?a. Interferon is a protective protein.b. Virus-infected cells produce interferon.c. Interferon has no effect on viruses.d. Interferon can be used to treat certain viral infections.arrow_forward
- The largest and most effective of the phagocytes are: a. red blood cells b. lymph nodes c. macrophagesarrow_forwardwhat cell provides cell mediated immunity a. monocytes b. b lymphocte c. cytotoxic t cells d. neurophilsarrow_forwardare cytolytic proteins that binds to target cell's plasma membrane to form pores. a. Chemokines b. Perforins c. Cytotoxicity d. Interferonsarrow_forward
- Which innate immune system component uses MHC I molecules directly in its defense strategy? a. macrophages b. neutrophils c. NK cells d. interferonarrow_forwardWhich cell is not a phagocyte?a. neutrophil c. dendritic cellb. lymphocyte d. macrophagearrow_forwardWhich of the following statements about interferons is false? Select one: O a. Interferons produced by a virus-infected cell will not save that cell from destruction. b. Interferons produced by virus-infected rabbit cells cannot be used to treat viral diseases in humans. c. Interferons are virus specific. d. Interferons have been used to treat hepatitis C and certain types of cancer.arrow_forward
- Which innate immune system component uses MHC class I molecules directly in its defense strategy? a. macrophages b. neutrophils c. NK cells d. interferonarrow_forwardwhich two of following statements are true for an antigen prsent cell such as dendritic cell? a. Phagocytes are extra cellular pathogens b. Display processed pathoic peptide on the surface of the cell c. Produce antibodies specific for a pathogen d. Activate naive erythrocytesarrow_forwardwhich of the following cells secrete cytokines that activate B cells, T cells, and macrophages? a. T helper cells b. regulatory T cells c. T cytotoxic cells d. dendritic cellsarrow_forward
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