Which of the following antibiotics will be effective against Klebsiella sp. in vitro? A. Ampicillin: binds to penicillin-binding proteins B. Bacitracin: inhibits the formation of peptidoglycan of Gram positive bacteria C. Colistin: targets bacterial endotoxin D. Antibiotic X: 1400 Da antibiotic that inhibits cell wall synthesis

Which of the following antibiotics will be effective against Klebsiella sp. in vitro? A. Ampicillin: binds to penicillin-binding proteins B. Bacitracin: inhibits the formation of peptidoglycan of Gram positive bacteria C. Colistin: targets bacterial endotoxin D. Antibiotic X: 1400 Da antibiotic that inhibits cell wall synthesis

Complete Textbook Of Phlebotomy

5th Edition

ISBN:9781337464314

Author:Hoeltke

Publisher:Hoeltke

Chapter2: Safety In Phlebotomy

Section: Chapter Questions

Problem 2RQ

See similar textbooks

Similar questions

Bacillus subtilis and Bacillus cereus most likely showed greater resistance to UV light than Serratia marcescens. This is due to: a. Bacillus spp. are Gram-positive, while Serratia marcescens is Gram-negative b. the Bacillus spp. are spore fonners c. the pigment of Serratia marcescens absorbs more radiation than other cells d. Bacillus spp. have enzymes that protect them from ozone
Which of the following unicellular organisms cause human disease? a. Euglena b. Giardia c. Nosema d. Pfiesteria e. Trichomonas f. Trypanosomas
The broth culture of Bacillus subtilis showed growth even after extended heating in a waterbath, while Serratia marcescens did not. This is due to: a. Bacillus subtilis is Gram-positive, while Serratia marcescens is Gram-negative b. Bacillus subtilis is a spore former c. the pigment of Serratia marcescens absorbs more radiation than other cells d. Bacillus subtilis has enzymes that protect it from ozone
The following statements about Streptobacillus moniliformis are all true excepta) it can be transmitted by food contaminated with rodent feces.b) pet store workers are at increased risk of infection.c) it can be transmitted by the bites of animals other than rats.d) human infection is characterized by irregular fevers, rash, and joint pain.e) it is a Gram-positive spore-forming rod.
Which of the following statements about Pasteurella multocida is false?a) Infections generally respond to a penicillin.b) It can cause epidemics of fatal disease in domestic animals.c) It is commonly found in the mouths of biting animals, including humans.d) A vaccine is used to prevent P. multocida disease in people.e) Cat bites are more likely to result in P. multocida infections than dog bites.
which of the following statements about exotoxins is generally not true? a. they have specific targets b. they include the a-b class of toxins c. they include the sidephore class of toxins d. encoding genes typically carried on plasmids or phage e. they are secreted proteins
Which of these statements about Streptococcus pyogenes is false?a) It is a Gram-positive coccus occurring in chains.b) Some strains that infect wounds can cause toxic shock.c) Some strains that infect wounds can cause necrotizing fasciitis.d) It can cause puerperal fever.e) A vaccine is available for preventing S. pyogenes infections.
Which ONE of the following best describes cephalexin? Select one: A. The bacterial target is located on the internal side of the cytoplasmic membrane B. An agent suitable for community use C. Resistance readily occurs via drug efflux in Gram-positive bacteria D. A parenteral penicillin E. An agent capable of disrupting bacterial membranes
An organism of the genus Staphylococcus is ________, while an organism of the genus Spirochaeta is ________. A) spherical / rod shaped B) rod shaped / coiled C) spherical / coiled D) coiled / spherical
Which statement about Yersinia pestis is false?a) Conditions inside human phagocytes activate virulence genes.b) The bacterium can form biofilms in the flea digestive system.c) Yops protein increases phagocytosis.d) The organism resembles a safety pin in certain stained preparations.e) It was responsible for the “black death” in Europe during the 1300s.
Which one(s) is/are more harmful to the host and why? A) Antifungal agents B) antiprotozoal agents C) antibiotics A and B
What is it about clams that make them especially likelysources of human infection?(a) They have sticky interiors that make microorganism at-tachments easy.(b) Their ability to glow with Photobacterium phosphor-eum attracts pathogenic species of microorganisms.(c) They are best eaten raw.(d) They are filter feeders, obtaining food by filtering waterand extracting microbes.(e) Their hard outer shell seals in and concentrates anycontaminating microbes.