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Last minute quick revision mock test series for NEET PG @ Rs.980/-

clinical microbiology

microbiology mcqs questions

Questions starts with :-

Virus mediated transfer of host DNA from one cell to another ...

Subject :-

microbiology

Correct answer :- *** Hidden ***

Explanation :-

erium to another by a virus. It also refers to the process whereby foreign DNA is introduced into another cell via a viral vector. Transduction does not require cell-to

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2013-11-16 10:18:16
Virus mediated transfer host DNA from one cell another known as: ConjugationTransduction TransformationIntegration Transduction isprocess DNA transferred from one bacterium another byvirus also refers the process whereby foreign DNAintroduced into another cell via viral vector Transduction does not require cell-to-cell contact (occurs conjugation) and itDNAase resistant iscommon tool used molecular biologists stably introduceforeign gene intohost cell's genome Depending oftypelife cycledifferent phage species two typestransduction can occur They generalized and specialized transduction Ref: ReviewMedical Microbiology and Immunology 11th Edition Chapter 4;Biology ofProkaryotes Lengeler Page 406; Lateral DNA Transfer: Mechanisms and Consequences Frederic Bushman Page
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Subject :-microbiology

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With reference Escherichia coli infections, the following are true, EXCEP

Subject :-microbiology

Topic :- clinical microbiology


With reference Escherichia coli infections following true EXCEPT: Enteroaggregative coli associated with Persistant diarrhoeaEnterohemorrhagic coli can cause haemolytic uraemic syndromeEnteroinvasive coli produces disease similar salmonellosis Enterotoxigenic coli common cause travelers' diarrhoea Enteroinvasive Coli shares many genetic and clinical features with Shigella not salmonella Enterotoxins produced initially induce secretory small-bowel diarrhea Subsequently colonize and invades colonic mucosa resulting development inflammatory colitis characterized fever abdominal pain tenesmus and scant stool containing mucus blood and inflammatory cells Symptoms usually self-limited (7–10 days) Ref: Harrisons Internal Medicine 18th Edition Chapter 149 .......


What the mechanism action cholera toxin the small intestine? ADP-r

Subject :-microbiology

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Adenosine deaminase deficiency seen the following: Common variable immun

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year old man presented with abdominal pain, vomiting and bloody diarrhea,

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All the following organisms cause toxin mediated diarrhea, except: Vibrio choleraeVi

Subject :-microbiology

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All following organisms cause toxin mediated diarrhea except: Vibrio choleraeVibrio parahaemolyticus Staphylococcus aureusShigella Vibrio parahemolyticus gram negative non spore forming bacterium present mostly marine environment halophilic bacterium that causes acute gastroenteritis following ingestion contaminated seafood such raw fish shellfish After incubation period 12–24 hours nausea and vomiting abdominal cramps fever and watery bloody diarrhea occurs Fecal leukocytes often observed The enteritis tends subside spontaneously 1–4 days with treatment other than restoration water and electrolyte balance enterotoxin has yet been isolated from this bacterium Vibrio parahemolyticus grown TCBS agar produce blue green colonies Negative string test and absent sucrose fermentation help differentiate parahemolyticus from cholera Ref: Food Safety Hazrd Guidebook Richard Lawley Laurie Curtis Page Handbook Food Toxicology Deshpande Page 507 Superantigens and Superallergens Gianni Marone Page Med Lab Tech Vol 2nd Edition Kanai and Mukherjee Page 533 .......


All the following are given global prominence the VISION 2020 goal, EXCEPT:

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All following given global prominence VISION 2020 goal EXCEPT: OnchocerciasisCataractGlaucoma Refractive errors Vision 2020: Right Sight Objective: global initiative eliminate avoidable blindness year 2020 Global target diseases include: Cataract childhood blindness trachoma refractive errors low vision onchocerciasis Ref: Khurana 5th Edition Page 205 .......


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