ANATOMY & PHYSIOLOGY LL W/CONNECT ACCESS
4th Edition
ISBN: 9781265521363
Author: McKinley
Publisher: MCG
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Chapter 22, Problem 8DYKB
_____ 8. 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
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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
interferons:
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The third line of defense includes: a. inflammation b. stomach’s digestive acid c. phagocytes d. MHC proteins
Chapter 22 Solutions
ANATOMY & PHYSIOLOGY LL W/CONNECT ACCESS
Ch. 22.1 - Which pathogen must enter a cell to replicate?...Ch. 22.2 - Prob. 2WDYLCh. 22.2 - What is the definition of a cytokine? How are...Ch. 22.2 - Prob. 4WDYLCh. 22.3 - Prob. 5WDYLCh. 22.3 - Prob. 6WDYLCh. 22.3 - Prob. 7WDYLCh. 22.3 - How do NK cells accomplish the task of eliminating...Ch. 22.3 - Prob. 9WDYLCh. 22.3 - Prob. 10WDYL
Ch. 22.3 - Prob. 11WDYLCh. 22.3 - Prob. 12WDYLCh. 22.4 - Prob. 13WDYLCh. 22.4 - What distinguishes a hapten from an antigen?Ch. 22.4 - Prob. 15WDYLCh. 22.4 - Which type of MHC class molecules is found on all...Ch. 22.4 - Prob. 17WDYLCh. 22.5 - Prob. 18WDYLCh. 22.5 - What would happen if a thymocyte that failed the...Ch. 22.5 - Prob. 20WDYLCh. 22.6 - Prob. 21WDYLCh. 22.6 - How do cytokines released by helper T-lymphocytes...Ch. 22.6 - Prob. 23WDYLCh. 22.6 - Prob. 24WDYLCh. 22.6 - Prob. 25WDYLCh. 22.7 - Prob. 26WDYLCh. 22.7 - Prob. 27WDYLCh. 22.7 - Prob. 28WDYLCh. 22.8 - Prob. 29WDYLCh. 22.8 - What are the six major functions of antibodies?...Ch. 22.8 - Which subclass of antibodies is most prevalent?...Ch. 22.9 - Prob. 32WDYLCh. 22.9 - Prob. 33WDYLCh. 22.9 - Prob. 34WDYLCh. 22 - _____ 1. All of the following are phagocytic cells...Ch. 22 - _____ 2. This cell releases cytokines to activate...Ch. 22 - _____ 3. This cell is activated by binding...Ch. 22 - _____ 4. These two cells destroy an infected cell...Ch. 22 - _____ 5. All of the following are functions of...Ch. 22 - _____ 6. The four characteristics of adaptive...Ch. 22 - _____ 7. During which process does additional...Ch. 22 - _____ 8. This chemical is released by...Ch. 22 - _____ 9. The correct sequence of the major events...Ch. 22 - Prob. 10DYKBCh. 22 - Compare the general characteristics of innate...Ch. 22 - Define the inflammatory response, and explain its...Ch. 22 - Describe an antigen.Ch. 22 - Describe class I and class II MHC molecules, and...Ch. 22 - Prob. 15DYKBCh. 22 - Prob. 16DYKBCh. 22 - Explain the general function of cytotoxic...Ch. 22 - Describe both the function of antibodies and...Ch. 22 - There are two branches of adaptive immunity:...Ch. 22 - Prob. 20DYKBCh. 22 - Prob. 1CALCh. 22 - Prob. 2CALCh. 22 - Prob. 3CALCh. 22 - Prob. 4CALCh. 22 - Prob. 5CALCh. 22 - Prob. 1CSLCh. 22 - Prob. 2CSLCh. 22 - Prob. 3CSL
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- 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_forwardThe largest and most effective of the phagocytes are: a. red blood cells b. lymph nodes c. macrophagesarrow_forwardWhich of the following is both a phagocyte and an antigen-presenting cell? a. NK cell b. eosinophil c. neutrophil d. macrophagearrow_forward
- Which of the following is not part of the innate immune system? a. Antibodies b. Skin c. Enzymes d. Neutrophilsarrow_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_forwardWhich of the following leads to swelling seen in an inflammation? a. Vasodilation b. Complement activation c. Phagocytosis by macrophages d. Increased capillary permeabilityarrow_forward
- Which of these offers a nonspecific defense against viral infection? a. Antibodies b. Leukotrienes c. Interferon d.Histaminearrow_forwardAn example of an inflammatory mediator that stimulates vasodilationisa. histamine b. collagen c. complement C5a d. interferonarrow_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 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_forwardNaturally acquired active immunity would be most likely acquired through which of the following processes? a. vaccination b. drinking colostrum c. natural birth d. infection with disease-causing organism followed by recovery.arrow_forwardCHAPTER 20 The Lymphatic System and Immunity Matching SECTION 3 Revie w Match each lettered term with the most closely related description. a. opsonization 1 b. helper T cells Two parallel pairs of polypeptide chains Found on helper T cells C. antibody d. class II MHC 3 Active and passive 4 Transfer of antibodies e. costimulation Attacked by HIV f. IgM 6 Enhances phagocytosis g. class I MHC h. IgG 7 MHC proteins present in the plasma membranes of all nucleated cells i. passive immunity j. anaphylaxis 8 Differentiate into memory and plasma cells 9 MHC proteins present in the plasma membranes of all APCS and lymphocytes 9 k. CD4 markers 10 I. acquired immunity 10 Antibodies used to determine blood type 11 m. B lymphocytes 11 Secondary binding process required for T cell activation 12 12 Accounts for 80 percent of all immunoglobulins 13 13 Circulating allergen stimulates mast cells throughout body Match each lettered term with thearrow_forward
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