Microbiology: With Dis.... - Access (Custom)
4th Edition
ISBN: 9781269937887
Author: BAUMAN
Publisher: PEARSON
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Chapter 10, Problem 6MC
Summary Introduction
Introduction:
Microbial diseases are treated with antimicrobial drugs. The antimicrobial drugs are categorized based on the microbes and they act mainly against such as, antiprotozoal, antibiotics, antiviral drugs, and antifungals.
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There are fewer antifungal, anti protozoal, and antihelminth drugs compared to antibacterial drugs because these organism:
a) do not cause many human infectious
b) are not affected by antimicrobial drugs
c) are so similar to human cells that drug selective toxicity is difficult
d) are parasites found inside human cells
e) have fewer target sites compared to bacteria
Choose the combination of answers that most accurately completes the statement. Which statement is not an aim in the use of drugs in antimicrobial chemotherapy? The drug should a. have selective toxicity b. be active even in high dilutions c. be broken down and excreted rapidly d. be microbicidal
Which of the following is not a property of an antimicrobialagent?(a) Must have a favorable chemotherapeutic index(b) Must be selectively toxic(c) Must be effective against viral diseases(d) Must have a known concentration over a period oftime required to eliminate a pathogen(e) b and c
Chapter 10 Solutions
Microbiology: With Dis.... - Access (Custom)
Ch. 10 - Prob. 1TMWCh. 10 - Some antimicrobial drugs are harmful to humans....Ch. 10 - Antibiotic Overkill A young woman was taking...Ch. 10 - Prob. 3TMWCh. 10 - Why is it incorrect to say that an individual...Ch. 10 - Prob. 1EDCSCh. 10 - Prob. 2CCSCh. 10 - Prob. 1MCCh. 10 - In a Kirby-Bauer susceptibility test, the presence...Ch. 10 - Prob. 3MC
Ch. 10 - Prob. 4MCCh. 10 - Cross resistance is _____. a. the deactivation of...Ch. 10 - Prob. 6MCCh. 10 - Prob. 7MCCh. 10 - Prob. 8MCCh. 10 - Prob. 9MCCh. 10 - Prob. 10MCCh. 10 - Label each figure below to indicate the class of...Ch. 10 - What specific test for antimicrobial efficacy is...Ch. 10 - What characteristics would an ideal...Ch. 10 - Prob. 2SACh. 10 - Why is the fact that drug Z destroys the NAM...Ch. 10 - Given that both human cells and pathogens...Ch. 10 - Prob. 5SACh. 10 - Prob. 6SACh. 10 - Prob. 7SACh. 10 - Prob. 8SACh. 10 - Compare and contrast the actions of polyenes,...Ch. 10 - Prob. 10SACh. 10 - Prob. 1CTCh. 10 - How does Penicillium escape the effects of the...Ch. 10 - How might a colony of Bacillus licheniformis...Ch. 10 - Fewer than 1 % of known antibiotics have any...Ch. 10 - In an issue of News of the Lepidopterists Society,...Ch. 10 - Even though aminoglycosides such as gentamicin can...Ch. 10 - Prob. 7CTCh. 10 - Prob. 8CTCh. 10 - Why might amphotericin B affect the kidneys more...Ch. 10 - Antiparasitic drugs in the benzimidazole family...Ch. 10 - Prob. 11CTCh. 10 - Scientists have cultured bacteria isolated from...Ch. 10 - Prob. 13CTCh. 10 - Prob. 14CTCh. 10 - Enterococcus faecium is frequently resistant to...Ch. 10 - Prob. 1CM
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- In the Middle Ages, during massive plague epidemic, one of the control measures instituted was the quarantine of infected people. Why was this not successful?arrow_forwardDoctors prescribe synergistic drug combinations to treatbacterial infections. The purpose of such treatment is to:(a) Change the bacteria with cell walls to L forms lackingcell walls(b) Reduce the treatment time of the disease(c) Prevent microorganisms from acquiring drug resis-tance(d) Reduce the toxic side effects of the antibiotics(e) Use lower doses of antibioticsarrow_forwardA compound synthesized by bacteria or fungi that destroys or inhibitsthe growth of other microbes is a(n)a. synthetic drug b. antibiotic c. antimicrobial drug d. competitive inhibitorarrow_forward
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- A broad spectrum antibiotic is undesirable because it A. might only cure two diseases at once B: might kill beneficial gut microbes C. will always stimulate resistance E can't be taken orally D. will always cause allergiesarrow_forwardRobert Koch (a) proposed a set of guidelines to demonstrate that a specific pathogen causes specific disease symptoms (b) discovered Helicobacter (c) showed that biofilms consist of microorganisms (d) proposed a hypothesis for antibiotic resistance (e) demonstrated that people can be stimulated todevelop immunity to diseasearrow_forwardDrugs are often given to surgical patients, to dental patients with heart disease, or to healthy family members exposed to contagious infections. a. What word would you use to describe this use of drugs? b. What is the purpose of this form of treatment? c. Explain some potential undesired effects of this form of therapy. d. Defi ne probiotics and give some ways they are used.arrow_forward
- Which is NOT true of the Tuskegee Syphilis Study? a. Participants never saw doctors or nurses b. Participants were given the newly discovered penicillin c. The study was an important reason the U.S. developed ethical standards for experiments d. Poor black men were chosen as participantsarrow_forwardImportant characteristics of antimicrobial drugs include: a) readily delivered to the site of infection b) high toxicity against microbial cells c) do not cause serious side effects in humans d) remains active in body tissues and fluids e) all of the abovearrow_forwardSelective toxicity of a drug refers to a) damage to pathogenic organisms only b) damage to prokaryotic cell membranes c) damage to the target organisms but not the host cell d) easily broken down by the host and pathogen.arrow_forward
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USMLE-Rx Antimicrobial Therapy; Author: USMLE-Rx;https://www.youtube.com/watch?v=Pka1Ynlrqtw;License: Standard Youtube License