518ListenWhich of the following is NOT a chemical method of microbial control?a) refrigerationOb) ethyl alcoholc) bleachd) phenol compounds

In order to stop the spread of infections and diseases, microbes must be under control. Thereby…

Answered: Which of the following is NOT a…

Phlebotomy Essentials

6th Edition

ISBN:9781451194524

Author:Ruth McCall, Cathee M. Tankersley MT(ASCP)

Publisher:Ruth McCall, Cathee M. Tankersley MT(ASCP)

Chapter1: Phlebotomy: Past And Present And The Healthcare Setting

Section: Chapter Questions

Problem 1SRQ

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22) Which of the techniques/characteristics below may be used to identify a target bacterium in a pool of microorganism? a) its morphology b) its growth requirement c) antibody-antigen interaction ) d) all of the above. ) e) a and c 23) What is the process that produces alcohol in S. cerevisiae (yeast)? () a) Respiration ( b) Sedimentation c) Photosynthesis )d) Fermentation 24) Identify the most mistaken (wrong) choice: a) Halophiles are those organisms that like high salt concentrations. ) b) Some bacteria reproduce by binary fission. ( c) A fungus cell contains a true nucleus. d) During the lag phase of growth, the metabolic activity is very low
GROWTH OF FUSOBACTERIUM ON KANAMYCIN/VANCOMYCIN AGAR (KV) CAN BE DESCRIBED AS a) pigmented b) black c) hemolytic d) inhibited (no growth)
Strict anaerobes cannot live in the presnece of oxgyen because: a.)they have to mitochondria b.) they cannot absord nutrients from the envioment c.)they cannot make macromolcules d.) they lack detoxifing enzymes e.) they cannot make ATP oragnisms need phosphorous to incoroprate it in their: a.) cell membrane b.) DNA and RNA c.) ATP d.) a and c e.) a, b, and c
20) Biological control of Salmonella is by using: a) E. Coli (ETEC Strain) b) Shigella c) Bdellovibrio d) Plasmodium e) Spirillum 23) Salmonella typhi and Staphylococcus aureus are two species used in: a) Toxin-mediated killing b) Viral mediated lysis c) Predation-mediated killing d) Autoclave effectiveness evaluation e) Phenol Coefficient test 25) The gas that has been used recently used to decontaminate biological safety cabinets is: a) EtO b) Beta-propiolactone c) NO Gas d) N2O Gas e) Vapor-phase H2O2
Which of the following factors does NOT help cells survive and grow well in an AEROBIC environment? a) Superoxide Dismutase b) Catalase c) Peroxidase d) Hydroxyl radicals e) Thioglycolate
Penicillin:
7) Which one of the below given properties belongs to ceramic based biomaterials ? a) Easier to shape at any temperature b) May contain organic material portions c) Do not react with the biological enviroment d) Low compressive strength 8) Sort the below given properties for Natural and Synthetic Polymers Can tailor physical, chemical, mechanical and degradative properties Low mechanical properties Non-assurance of pathogen removal Easily mass produced and sterilized
Why are petri dishes ALWAYS stored and incubated upside down? Question 17 options: a) helps bacteria grow b) the lid is larger and make the dish more stable c) prevents condensation from dripping on to agar surface d) so the label can be seen
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Which of the following is NOT a chemical method of microbial control? a) refrigeration b) ethyl alcohol c) bleach d) phenol compounds