Biology
10th Edition
ISBN: 9780073383071
Author: Raven
Publisher: MCGRAW-HILL HIGHER EDUCATION
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Textbook Question
Chapter 51, Problem 3U
Which one of the following acts as the “alarm signal” to activate the body’s adaptive immune system by stimulating helper T cells?
a. B cells
b. Interleukin-1
c. Complement
d. Histamines
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Students have asked these similar questions
Which one of the following acts as the “alarm signal” to activate the body’s adaptive immune system by stimulating helper T cells?
a. B cells
b. Interleukin-1
c. Complement
d. Histamines
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?
Which of the following chemicals is released by the body in response to exposure to allergens such as mold, pollen, and food?
a. Histamine 1
b. Histamine 2
c. Leukotriene
d. Mast cell
Chapter 51 Solutions
Biology
Ch. 51 - Cells that target and kill body cells infected by...Ch. 51 - Structures on invading cells recognized by the...Ch. 51 - Which one of the following acts as the alarm...Ch. 51 - Prob. 4UCh. 51 - Receptors that trigger innate immune responses a....Ch. 51 - Diseases in which the persons immune system no...Ch. 51 - Suppose that a new disease is discovered that...Ch. 51 - You start a new job in a research lab. The lab...Ch. 51 - In comparing T-cell receptors and immunoglobulins...Ch. 51 - If you have type AB blood, which of the following...
Ch. 51 - Suppose that you get a paper cut while studying....Ch. 51 - If you wanted to cure allergies by bioengineering...Ch. 51 - Why do we need to be repeatedly vaccinated for...Ch. 51 - Prob. 7ACh. 51 - Suppose you take a job in the marketing department...Ch. 51 - Prob. 2SCh. 51 - Prob. 3SCh. 51 - Toll-like receptors have been found in a wide...
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- 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 immunityarrow_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_forwardWhich of the following is not part of the innate immune system? a. Antibodies b. Skin c. Enzymes d. Neutrophilsarrow_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_forwardare cytolytic proteins that binds to target cell's plasma membrane to form pores. a. Chemokines b. Perforins c. Cytotoxicity d. Interferonsarrow_forwardWhich innate immune system component uses MHC I molecules directly in its defense strategy? a. macrophages b. neutrophils c. NK cells d. interferonarrow_forward
- Which of the following cells is critically important in mounting an adaptive immune response? a. Mast cell b. Basophil c. Helper t cell d. Neutrophilarrow_forwardwhat cell provides cell mediated immunity a. monocytes b. b lymphocte c. cytotoxic t cells d. neurophilsarrow_forwardA child falls and receives a deep cut on her leg that went through her skin and is bleeding. Which of the following defense mechanisms will participate in eliminating contaminating microbes? A. ciliary escalator B. normal skin flora C. phagocytosis in the inflammatory response D. Iysozymearrow_forward
- Which of the following is NOT a surface barrier serving as the first line of defense? a. mucus b. antibody c. keratin d. oilarrow_forwardWhich cell is not a phagocyte?a. neutrophil c. dendritic cellb. lymphocyte d. macrophagearrow_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
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