Biology 2e
2nd Edition
ISBN: 9781947172517
Author: Matthew Douglas, Jung Choi, Mary Ann Clark
Publisher: OpenStax
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Textbook Question
Chapter 42, Problem 6RQ
Which organelle do phagocytes use to digest engulfed particles?
- lysosome
- nucleus
- endoplasmic reticulum
- mitochondria
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Which organelle do phagocytes use to digest engulfed particles? a. lysosome b. nucleus c. endoplasmic reticulum d. mitochondria
phagocytic cells recognize pathogen-associated molecular patterns using their:
Group of answer choices
phagosomes
perforins
pyrogens
pattern-recognition receptors
Which of the following statements regarding phagocytosis is INCORRECT?
-
Many pathogens have means of avoiding or escaping destruction by phagocytosis
-
Any immune cell can phagocytose pathogens
-
Once engulfed, the pathogen is in a special vesicle called a phagosome
-
Macrophages and dendritic cells are professional phagocytes
-
All statements are correct
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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- The Complement System Kills Microorganisms The complement system supplements the inflammatory response by directly killing microorganisms. Describe the life cycle of complement proteins, from their synthesis in the liver to their activity at the site of an infection.arrow_forwardWhich of the following cells is not phagocytic? Monocyte Dendritic cells Macrophage Chondrocytearrow_forwardDuring the inflammatory response, dilation of blood vessels is caused by nitric oxide. histamine. cytokines. phagocytes. both histamine and nitric oxide.arrow_forward
- What type of defense is occurring when mucin flows off the epithelium and carries pathogens with it? (mucin provides several types of defense, answer according to this description) physical chemical nonspecific cell mediated mechanicalarrow_forwardPhagocytosis: Multiple Choice is the ingestion of particles and may be performed by animal cells. is the ingestion of particles and may be performed by bacteria. is the secretion of proteins from a bacterium into the environment. is the formation of a lysosome filled with peroxides.arrow_forwardCytokines are released by phagocytes to initiate inflammation and ____________. attract more of other phagocytes interfere with chemotaxis engulf microbes attach to the cell surface for phagocytosis more than one of these additional functions none of these- it is only for inflammationarrow_forward
- During the inflammatory response, histamine is released by damaged cells which attracts phagocytes to the region. This attraction by a chemical is called ___. anergy opsonization chemotaxis phagocytosisarrow_forwardWhich cell is not a phagocyte?a. neutrophil c. dendritic cellb. lymphocyte d. macrophagearrow_forwardThe process of macrophages bringing microbes inside the cell to destroy them is called: diapedesis chemotaxis leukocytosis phagocytosisarrow_forward
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