Answered: QUESTION 37 Microbial control agents… | bartleby

Principles Of Pharmacology Med Assist

Principles Of Pharmacology Med Assist

6th Edition

ISBN:9781337512442

Author:RICE

Publisher:RICE

Chapter17: Antineoplastic Agents

Section: Chapter Questions

Problem 12RQ

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QUESTION 37
Microbial control agents can:
O Damage nucleic acids
O Damage proteins
O Damage the plasma membrane
O All of the above
QUESTION 38
Ebola is an example of:
O A BSL-1 pathogen
O A BSL-2 pathogen
O A BSL-3 pathogen
O A BSL-4 pathogen
QUESTION 39
Which is not a physical method of controlling microbial growth?
O Sonication
O Deseiention.
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Question 34 Which of the following is NOT an example of innate antimicrobial drug resistance? slow growth (high doubling time) O having a tough, impermeable cell wall composition O having an outer membrane O recieving a gene for B-lactamase Question 35 Which of the folowing is a rationale behind semisynthetic antimicrobials? O Overcome bacterial resistance mechanisms O Increase dysbiosis O Decrease a drug's therapeutic index O Prevent uptake by bacterlal cells
Question 66 Which below is/ are acellular? (best answer) O prions and viruses Viruses O prions O Staphylococcus_
Question 15 Which of the following is NOT true about the role normal microbiota plays in maintaining host health? They inhibit the innate immune system. O They produce antimicrobial substances. O They use up available space, inhibiting pathogen growth. O They compete with pathogens for nutrients and vitamins.
Question 14 Which group of bacteria below would be most resistant to antibioitcs? O wall-less bacteria e.g._ Mycoplasma_ O Gram-positive bacteria, e.g. _Streptococcus pyogenes_ AFB's e.g. _Mycobacterium tuberculosis_ O Grams-negative bacteria e.g. _E. coli_ Question 15
QUESTION 5You are asked to recommend an antibiotic to treat potential pathogenicityt in an animal. Describe a method which will allow you to make this recommendation.
Question 14 Which of the following tests requires a dilution of the culture before inoculation? O Bacitracin Bile esculin agar O DNase O Coagulase
Question 21 Which of these antibiotics will kill endospores of Bacillus and Clostridium? O antibiotics cannot kill endospores Beta-lactam antibiotics quinolones aminoglycosides
Question 39 Match the description to the correct phase in a standard bacterial growth curve best time to perform Gram stains [Choose] [Choose ] phase in which one would see the highest stationary phase concentration of endospores death/decline phase phase in which bacteria are most sensitive to lag phase antibiotics log/exponential stage many bacteria in biofilms are in this phase, thus are more resistant to antibiotics [ Choose ] stage at which "carrying capacity" is reached [ Choose ] phase in which bacteria are adjusting to new environment, synthesizing proteins, copying DNA in preparation for division [ Choose] phase when generation time/doubling time is [Choose] calculated
Question 36 Which is not true regarding penicillin? O refers to a group of 50+antibiotics O all have a common core called a beta lactam ring O no natural forms exist O some are cngineered to have a broader spectrum of activity
Which of the following apply to B cell recognition and response to antigen Recognition of antigen displayed by MHC I; secretion of cytotoxins O Recognition of antigen displayed by MHC II; secretion of cytokines O Recognition of antigen directly (no MHC requirement); secretion of antibody in the presence of IL-2 Recognition of PAMPS by toll-like receptors; secretion of tumor necrosis factor alpha O None of the statements apply
QUESTION 14 Which of the following bacteria are most likely to be pathogenic? O Psychrophiles O Mesophiles O Thermophiles O Hyperthermophiles QUESTION 15 Selective media: O Is regular nutrient agar that can grow any microorganism O Selects for the growth of specific microbes while inhibiting the growth of others O Differentiates between different types of microbes O Inhibits the growth of all bacteria QUESTION 16 Who discovered DNA? Click Save and Submit to save and submit. Click Save All Answers to save all answers. P Type here to search
Question 11 Many great scientists pushed the development of biologics. Which scientist developed the first successful polio vaccine? Jonas Salk O Maurice Hilleman O Edward Jenner O Louis Pasteur

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