FREE AND STUDY GAMES ABOUT MICRO CH.10 PRACTICE

PDF Download

FREE AND STUDY GAMES ABOUT MICRO CH.10 PRACTICE

EXAM QUESTIONS

Actual Qs and Ans Expert-Verified Explanation

This Exam contains:

-Guarantee passing score -44 Questions and Answers -format set of multiple-choice -Expert-Verified Explanation Question 1: Which of the following antibacterial drug groups does not target protein synthesis?Clindamycin Erythromycin Aminoglycosides Sulfonamides Tetracycline

Answer:

Sulfonamides Question 2: An antimicrobial drug that is effective against a very diverse array of bacteria is described as ________ spectrum.broad sensitive medium narrow wide

Answer:

broad

Question 3: Drug susceptibility testing determines _______.

the patient's response to various antimicrobials the pathogen's response to various antimicrobials if normal flora will be affected by antimicrobials if the drug is increasing to toxic levels in a patient None of the choices are correct.

Answer:

the pathogen's response to various antimicrobials Question 4: The multidrug-resistant pumps in many bacterial cell membranes function by

______.

bacterial chromosomal mutations synthesis of enzymes that alter drug structure removing the drug from the cell when it enters alteration of drug receptors on cell targets All of the choices are correct.

Answer:

removing the drug from the cell when it enters Question 5: The use of vaginal inserts of Lactobacillus to restore healthy vaginal biota is an example of ________.prebiotics probiotics lantibiotics phytobiotics riboswitches

Answer:

probiotics Question 6: A ratio of the dose of a drug that is toxic to humans versus the minimum effective dose for that pathogen is assessed to predict the potential for toxic drug reactions. This is called the _______.Kirby-Bauer antibiogram E-test MIC therapeutic index (TI)

Answer:

therapeutic index (TI) Question 7: The antifungal drug that can be injected to treat serious systemic fungal infections, like histoplasmosis, is ________.nystatin griseofulvin amphotericin B sulfa drugs metronidazole

Answer:

amphotericin B Question 8: Each of the following contributes to emerging drug resistance except _______.overuse of antibiotics improper use of antibiotics multiple drug therapy ingestion of antibiotics with animal feed addition of antibiotics to common household products

Answer:

multiple drug therapy

Question 9: Important characteristics of antimicrobial drugs include _______.

low toxicity for human tissues high toxicity against microbial cells do not cause serious side effects in humans stable and soluble in body tissues and fluids All of the choices are correct.

Answer:

All of the choices are correct.Question 10: Antiviral drugs that target reverse transcriptase would be used to treat _______.influenza A virus HIV herpes zoster virus respiratory syncytial virus hepatitis C virus

Answer:

HIV Question 11: Microbial resistance resulting from mutation occurs because _______.bacterial genomes undergo mutation rapidly bacterial genomes undergo mutation often short generation times accumulate mutations in populations mutations are passed between organisms All of the choices are correct.

Answer:

All of the choices are correct.Question 12: Substances that are naturally produced by certain microorganisms that can inhibit or destroy other microorganisms are called _______.antibiotics narrow-spectrum drugs semisynthetic drugs synthetic drugs broad-spectrum drugs

Answer:

antibiotics Question 13: Choose the method of antimicrobial susceptibility testing that involves measuring and evaluating zones of inhibition around antibiotic disks placed on a culture of bacteria prior to incubation.ELISA test Kirby-Bauer test Tube dilution test Gram stain test Beta-lactamase test

Answer:

Kirby-Bauer test Question 14: Ketoconazole, fluconazole, clotrimazole, miconazole are broad-spectrum azoles used to treat _______ infections.bacterial fungal