Biology: The Unity and Diversity of Life (MindTap Course List)
15th Edition
ISBN: 9781337408332
Author: Cecie Starr, Ralph Taggart, Christine Evers, Lisa Starr
Publisher: Cengage Learning
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Question
Chapter 37, Problem 12SQ
Summary Introduction
Concept introduction: The cytotoxic T cell is a T lymphocyte that can kill cancer cells, the cells that are infected, or the cells that are damaged in any other ways. The cytotoxic T cells express T-cell receptors that can recognize a specific antigen.
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Which 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 response
What is the function of the blood-thymus barrier?a. It protects maturing T-lymphocytes from antigens inthe blood.b. It filters the blood and starts an immune response whennecessary.c. It subdivides the thymus into a cortex and a medulla.d. It forms thymic corpuscles.
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?
Chapter 37 Solutions
Biology: The Unity and Diversity of Life (MindTap Course List)
Ch. 37 - Cervical Cancer Incidence in HPV-Positive Women A...Ch. 37 - Prob. 2DAACh. 37 - Prob. 3DAACh. 37 - ______ trigger(s) immune responses. a. Cytokines...Ch. 37 - Which of the following is not among the first line...Ch. 37 - Activated complement proteins ________. a....Ch. 37 - Prob. 4SQCh. 37 - Which is/are not part of adaptive immunity? a....Ch. 37 - Choose the characteristics of adaptive immunity....Ch. 37 - Antibodies are_________. a. antigen receptors b....
Ch. 37 - A dendritic cell engulfs a bacterium, then present...Ch. 37 - Antibody-mediated responses are most effective...Ch. 37 - Cell-mediated responses are most effective against...Ch. 37 - A vaccination works by _______. a. curing a...Ch. 37 - Prob. 12SQCh. 37 - Match the immune cell with the function. ____...Ch. 37 - Prob. 14SQCh. 37 - Match the immunity concept with the best...Ch. 37 - Prob. 1CTCh. 37 - Drugs with names that end in mab consist of...Ch. 37 - The immune system immediately attacks a...Ch. 37 - Prob. 4CT
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- The vascular changes of inflammationa. lead to an increase in bacterial cells at the injury site.b. decrease the number of leukocytes at the injury site.c. allow plasma proteins to move easily from the bloodstream to theinjury site.d. increase the number of antibodies at the injury site.e. activate lymphocytes.arrow_forwardWhen a body’s immune system attacks the body’s own cells, this is calleda. an inflammatory response.b. a temperature response.c. an autoimmune response.d. an allergic response.arrow_forward__________________ 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 immunityarrow_forward
- 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.arrow_forwardAntibody production takes place ina. T cells.b. natural killer cells.c. B cells.d. mast cells.arrow_forwardWhich of the following sudden changes might be a result of an infection? a. increase in the activity of white blood cells b. decrease in the activity of antigens produced by the mitochondria c. decrease in the amount of DNA present in the nuclei of cells d. increase in the number of red blood cellsarrow_forward
- Humoral immunity is the part of the adaptive immune system involving: A.cytotoxic T cells killing infected host cells B.neutrophils eating bacteria C.B cells making antibodies to target the invading pathogen D.Your skin cells protecting you from infection with the acidic pH on the surfacearrow_forwardWhat types of cells could be involved in specifi c immune reactions against the rabies virus? a. T cells d. dendritic cells b. B cells e. a, b, and d c. macrophages f. all of thesearrow_forwardThe immune system can identify foreign cells in the bloodstream because these foreign cellsa. are observed destroying other cells by the immune system.b. have cell surface proteins that are different from thebody’s own cell surface proteins.c. have CD4 receptors similar to T cells.d. All of the above.arrow_forward
- fever helps the body fight infection in which of the follwoing ways? a. fever causes the creation of lysosomes b. increased body temperature decreases phagocytosis c. fever inhibits the growth of some microorganisms d. fever increases capillary permeabilityarrow_forwardHow does HIV (human immunodeficiency virus) lead to AIDS (acquired immune deficiency syndrome)/lead to opportunistic infections? Select one: a. HIV kills/disables helper T cells b. HIV disables eating white blood cells of non specific immune system c. HIV kills your gut bacteria d. HIV disables B cells so they can’t produce antibodiesarrow_forwardThe 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_forward
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