Biology 2e
2nd Edition
ISBN: 9781947172517
Author: Matthew Douglas, Jung Choi, Mary Ann Clark
Publisher: OpenStax
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Chapter 42, Problem 29CTQ
Why is the immune response after reinfection much faster than the adaptive immune response after the initial infection?
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The primary function of the immune system is to protect the host from invasion by foreign organisms. But how does the immune system prevent itself from mounting attacks against its host? In other words, how does the immune system distinguish between self and nonself?
What is the difference between nonspecific host defenses and immuneresponses?
1) According to the video, what is another name for the innate
immune sys and what does this system
do?
2) According to the video, what causes inflammation and what cells
cause it?
3) According to the video, what happens to neutrophils after they
consume a
pathogen?
4) According to the video, natural killer cells; what do they
do?
5) The adaptive/acquired immune system can tell the difference
between types of pathogens: true or false?
6) According to the video, helper t-
function:
7) According to the video, cytotoxic t cells
function:
8) According to the video, memory cells
function:
Chapter 42 Solutions
Biology 2e
Ch. 42 - Figure 42.11 Which of the following statements...Ch. 42 - Figure 42.14 Based on what you know about MHC...Ch. 42 - Figure 42.16 The Rh antigen is found on Rh...Ch. 42 - Which of the following is a barrier against...Ch. 42 - Although interferons have several effects, they...Ch. 42 - Which organelle do phagocytes use to digest...Ch. 42 - Which innate immune system component uses MHC I...Ch. 42 - Which of the following is both a phagocyte and an...Ch. 42 - Which immune cells bind MHC molecules on APCs via...Ch. 42 - What “self” pattern is identified by NK cells?...
Ch. 42 - The acquired ability to prevent an unnecessary or...Ch. 42 - A memory B cell can differentiate upon reexposure...Ch. 42 - Foreign particles circulating in the blood are...Ch. 42 - The structure of an antibody is similar to the...Ch. 42 - The first antibody class to appear in the serum in...Ch. 42 - What is the most abundant antibody class detected...Ch. 42 - Breastfed infants typically are resistant to...Ch. 42 - Allergy to pollen is classified as: an autoimmune...Ch. 42 - A potential cause of acquired autoimmunity is...Ch. 42 - Autoantibodies are probably involved in: reactions...Ch. 42 - Which of the following diseases is not due to...Ch. 42 - Different MHC I molecules between donor and...Ch. 42 - If a series of genetic mutations prevented some,...Ch. 42 - Explain the difference between an epitope and an...Ch. 42 - What is a naïve B or T cell?Ch. 42 - How does the Th1 response differ from the Th2...Ch. 42 - In mammalian adaptive immune systems, T cell...Ch. 42 - How do B and T cells differ with respect to...Ch. 42 - Why is the immune response after reinfection much...Ch. 42 - What are the benefits and costs of antibody cross...
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- What term describes microbial molecules of pathogens such as peptidoglycan and LPS that can trigger the innate immune system to respond? O 1) PAMP O 2) epitope O 3) antigen O 4) haptenarrow_forwardWhat is adaptive (specific) immune response? How does it differ from Innate (nonspecific) immune response?arrow_forwardWhich of the following is not characteristic of the adaptive immune system? A) It forms memory in active immunity c) Activated T cells become plasma cells. d) Antigen specificarrow_forward
- How may the “immunologically privileged” status of the immune system play a role in latent infections within this system?arrow_forwardA childhood infection with the viral disease mumps could provide which sort of immunity? Group of answer choices Immunity to the attraction of viral internet videos Artificially acquired active immunity Naturally acquired passive immunity Naturally acquired active immunity Artificially acquired passive immunityarrow_forwardWhat is the difference between the secretory and systemic immune systems?arrow_forward
- Acquired or adaptive immunity can be divided in to Natural Active, Natural Passive, Artificial Active, and Artificial Passive Immunity. Which types will lead to long lasting immune protection? Which will provide short term protection?arrow_forwardWhat type of immunity results from recovery from mumps? Question 10 options: A) innate immunity B) naturally acquired active immunity C) naturally acquired passive immunity D) artificially acquired active immunityarrow_forwardThe circulating cytokines that recruit large numbers of phagocytes to the area of inflammation, resulting in pus, are called: O1) pyogens O 2) pyrogens 3) interferons O 4) defensinsarrow_forward
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