Essentials of Human Anatomy & Physiology, Books a la Carte Plus Mastering A&P with Pearson eText -- Access Card Package (12th Edition)
12th Edition
ISBN: 9780134625928
Author: Elaine N. Marieb, Suzanne M. Keller
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Question
Chapter 12, Problem 13MC
Summary Introduction
Introduction:
AIDS or acquired immune deficiency syndrome is caused by the HIV (human immunodeficiency virus). It is characterized by the swollen lymph nodes, severe weight loss, frequent infections, and night sweats.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
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?
B. Should this person be at a higher risk of cancer than the rest of us?
C. Should this person be able to lyse bacterial cells as well as the rest of us?
D. Should this person tolerate a graft (from an unreated person) better than you are me?
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.
Which of the following is a function of cytokines?
A. Promote antibody invaders.
B. Help T cells recognize invaders.
C. Attract white blood cells to a possible invader.
D. Destroy cancer cells.
Chapter 12 Solutions
Essentials of Human Anatomy & Physiology, Books a la Carte Plus Mastering A&P with Pearson eText -- Access Card Package (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...
Knowledge Booster
Similar questions
- The first cell to initiate an adaptive immune response to a novel pathogen is _____. A. an antigen presenting cell such as a neutrophil or macrophage B. a helper T cell in the lymph nodes C. a B cell that binds a pathogen at the site of infection D. a memory cell that is activated directly by the pathogenarrow_forwardAn 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_forwardWhich statement describes a limitation of T-cell receptors (TCRs) compared to B-cell receptors (BCRs)? A.) only BCRs can interact with epitopes on free antigens or epitopes B.) displayed directly on the pathogen C.) only BCRs can initiate a pathogen-specific immune response D.) only BCRs recognize pathogen epitopesarrow_forward
- Which of the following cells are primarily targeted by HIV?a. Nerve cells.b. Helper T celIs.c. Phagocytes.d. Cytotoxic T cells.arrow_forwardActivated helper T Cells participate in which of the following processes? a.) Differentiation of memory B cells b.) Activation of cytotoxic T Cells c.) Facilitation of macrophage phagocytosis d.) All of abovearrow_forwardWhich cells produce antibodies? a. Neutrophils. b. Dendritic cells. c. Cytotoxic T cells. d. Plasma cells. The role of the humoral immune response is to a. kill infected cellsb. fight pathogens found in body fluid c. prevent pathogens from entering the body d. initiate an inflammatory responsearrow_forward
- Explain why each choice (a-d) is correct or incorrect. A vaccine is effective because a. The vaccine contains the antibodies necessary to fight infection. b. The vaccine contains the lymphocytes necessary to fight infection. c. The secondary response of the adaptive immunity is faster and more efficient than the primary response. d. B lymphocytes are unable to mount an immune response the first time they are exposed to a new pathogen.arrow_forwardWhat is the function of cytotoxic T-cells? Select one: a. They are long lived cells that provide life long immunity b. They kill cells that have the antigen they recognize c. They pump out chemical weapons & stimulate other T & B cells d. They produce and secrete antibodiesarrow_forwardWhich of the following should be the same inidentical twins?(A) the set of antibodies produced(B) the set of MHC molecules produced(C) the set of T cell antigen receptors produced(D) the set of immune cells eliminated as self-reactivearrow_forward
- . Which does NOT describe humoral immunity? Group of answer choices a. Antibodies are secreted by T-helper cells b. Humoral immunity is effective against circulating toxins c. Some B cells become memory cells d. cytotoxic t cells can make antibodiesarrow_forwardHIV causes immunodeficiency by attackinga. memory B cells. c. plasma cells.b. helper T cells. d. cytotoxic T cells.arrow_forwardVirus-infected cells are detected and destroyed by which cells of the immune system? A)helper T cells B)macrophages C)cytotoxic T cells D)B cellsarrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Biology: The Dynamic Science (MindTap Course List)BiologyISBN:9781305389892Author:Peter J. Russell, Paul E. Hertz, Beverly McMillanPublisher:Cengage LearningMedical Terminology for Health Professions, Spira...Health & NutritionISBN:9781305634350Author:Ann Ehrlich, Carol L. Schroeder, Laura Ehrlich, Katrina A. SchroederPublisher:Cengage Learning
Biology: The Dynamic Science (MindTap Course List)
Biology
ISBN:9781305389892
Author:Peter J. Russell, Paul E. Hertz, Beverly McMillan
Publisher:Cengage Learning
Medical Terminology for Health Professions, Spira...
Health & Nutrition
ISBN:9781305634350
Author:Ann Ehrlich, Carol L. Schroeder, Laura Ehrlich, Katrina A. Schroeder
Publisher:Cengage Learning