Microbiology With Diseases By Taxonomy (6th Edition)
6th Edition
ISBN: 9780134832302
Author: Robert W. Bauman Ph.D.
Publisher: PEARSON
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Textbook Question
Chapter 15, Problem 9MC
Toll-like receptors (TLRs) act to ________.
- a. bind microbial proteins and polysaccharides
- b. induce phagocytosis
- c. cause phagocytic
chemotaxis - d. destroy microbial cells
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are cytolytic proteins that binds to target cell's plasma membrane to form pores.
a. Chemokines
b. Perforins
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d. Interferons
Explain Which Enhanced phagocytosis of a cell by the binding of a specific protein is called ________.
a. endocytosis
b. opsonization
c. anaphylaxis
d. complement activation
Microbial products trigger macrophage activation. Match the receptor with the product that it binds.
✓ TLR-4
✓ TLR-3
✓ TLR-9
TLR-5
A. Unmethylated DNA
B. Double-stranded RNA
C. LPS
D. Flagella
Chapter 15 Solutions
Microbiology With Diseases By Taxonomy (6th Edition)
Ch. 15 - Prob. 1TMWCh. 15 - Prob. 3TMWCh. 15 - Prob. 1CCSCh. 15 - Prob. 2CCSCh. 15 - Phagocytes of the epidermis are called _________....Ch. 15 - Prob. 2MCCh. 15 - Prob. 3MCCh. 15 - Prob. 4MCCh. 15 - Prob. 5MCCh. 15 - Prob. 6MC
Ch. 15 - Interferons ________. a. do not protect the cell...Ch. 15 - Prob. 8MCCh. 15 - Toll-like receptors (TLRs) act to ________. a....Ch. 15 - Prob. 10MCCh. 15 - Prob. 1MTFCh. 15 - Prob. 2MTFCh. 15 - Prob. 3MTFCh. 15 - Prob. 4MTFCh. 15 - Prob. 5MTFCh. 15 - Prob. 6MTFCh. 15 - Prob. 7MTFCh. 15 - Prob. 8MTFCh. 15 - Prob. 9MTFCh. 15 - Prob. 10MTFCh. 15 - Prob. 11MTFCh. 15 - Prob. 12MTFCh. 15 - Prob. 13MTFCh. 15 - Prob. 14MTFCh. 15 - Prob. 15MTFCh. 15 - In the blank beside each cell, chemical, or...Ch. 15 - Prob. 2MCh. 15 - Prob. 1SACh. 15 - How does a phagocyte know it is in contact with a...Ch. 15 - Prob. 3SACh. 15 - Prob. 4SACh. 15 - Prob. 5SACh. 15 - Prob. 6SACh. 15 - Label the steps of phagocytosis.Ch. 15 - Prob. 2VICh. 15 - Prob. 1CTCh. 15 - What might happen to someone whose body did not...Ch. 15 - Prob. 3CTCh. 15 - Prob. 4CTCh. 15 - There are two kinds of agranulocytes in the...Ch. 15 - A patient has a genetic disorder that prevents him...Ch. 15 - Prob. 7CTCh. 15 - Prob. 8CTCh. 15 - Prob. 9CTCh. 15 - Prob. 10CTCh. 15 - Prob. 11CTCh. 15 - A patient has a genetic disorder that makes it...Ch. 15 - Prob. 13CTCh. 15 - Prob. 14CTCh. 15 - Prob. 1CM
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- A(n) _____ is an inactive form of an enzyme that frequently participates in a cascade of enzymatic reactions during complement activation. a. regulator of complement activation b. convertase c. complement control protein module d. zymogen e. opsonin.arrow_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_forwardAn important distinction between macrophages that populate the lamina propria of the gut and the macrophages that populate the skin is that the former _____. a. cannot phagocytose and kill bacterial pathogens b. do not present antigens to T cells c. do not possess signaling receptors needed for production of inflammatory cytokines d. express much higher levels of TLRs e. are very rare in the gut mucosa.arrow_forward
- Toll-like receptors (TLRS) act to A. cause phagocytic chemotaxis. B. induce phagocytosis. C. bind microbial proteins and polysaccharides. D. destroy microbial cells. You may select zero, one, or many answers.arrow_forwardYour patient who is recovering from a first time wound infection caused by Staphylococcus aureus. Which of the following caused your patient’s muscle aches, chills, fever and loss of appetite? a. histamine b. Tumor Necrosis factor α c. leukotrienes d. interleukin-12 e. interferon-10arrow_forwardwhat cell provides cell mediated immunity a. monocytes b. b lymphocte c. cytotoxic t cells d. neurophilsarrow_forward
- Deficiencies in complement components C1–C4 are associated with _____. a. neutropenia b. chronic granulomatous disease c. immune-complex disease d. opportunistic infections e. leukocytosis.arrow_forwardInterferon alpha and beta are released by virally infected cells to warn nearby cells about the virus and try to prevent spread. This is an example of _____ signalling. A. Autocrine B. Endocrine C. Paracrine D. Exocrinearrow_forwardSystemic distribution of TNF-α in the blood circulation may cause _____. a. respiratory burst b. the interferon response c. activation of the lectin pathway of complement d. hypertension e. septic shock.arrow_forward
- ____________interferon, produced by T lymphocytes, activates cellscalled _____________ and is involved in destroying viruses.a. Gamma, fibroblasts b. Beta, lymphocytes c. Alpha, natural killer cells d. Beta, fibroblastsarrow_forwardinterferons: a. cause inflammation b. inhibit viral infection c. aid in phagocytosis d. decrease the body temperaturearrow_forwardMonocytes are ____________- leukocytes that develop into _________- .a. granular, phagocytes b. agranular, mast cells c. agranular, macrophages d. granular, T cellsarrow_forward
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