virology

microbiology mcqs questions

Questions starts with :-

Regarding HIV which of the following statement is not TRUE? It ...

Subject :-

microbiology

Correct answer :- *** Hidden ***

Explanation :-

sitive sense RNA copies. In association with viral RNA is the reverse transcriptase enzyme which is the characteristic feature of retroviruses. Pathogenesis: When virus i

Hidden microbiology MCQ question - Full MCQ only for facebook users.

To see full MCQ you must share it on facebook. Click the share button below.

Share On Facebook

Membership plans

MBBS 1st Year Test Series- RS.600/- Get Details


MBBS 2st Year Test Series- RS.800/- Get Details


MBBS 3st Year Test Series- RS.1,000/- Get Details


MBBS 4st Year Test Series- RS.1500/- Get Details


Harison Based Test Series- RS.900/- Get Details


Full test series- RS.2,000/- Get Details


Select membership plan from above to join online test series for medical PG entrance exams like AIPGMEE, state PG, FMGE, DNB, etc.


2013-11-12 09:35:13
Regarding HIV following statement not TRUE DNA retrovirus Contains Reverse TranscriptaseMay infect host CD4 cells other than T-lymphocytesCauses reduction host CD4 cells late stage disease The genomeHIVdiploid composed2 identical single stranded positive sense RNA copiesassociation with viral RNA isreverse transcriptase enzyme ischaracteristic feature retroviruses Pathogenesis: virus infectscell RNA viral RNAtranscribed byenzyme first single stranded DNA and then double stranded DNA integrated intohost cell chromosomeprovirus initiate viral replication directing synthesisviral RNA and other components naked virus buds outs through host cell surface membrane acquireslipoprotein envelope consistlipid derived from host cell membrane and glycoprotein virus codedspikes constitutemajor surface component ofvirus binds CD4 receptors susceptible host cellstransmembrane pedicle cause cell fusion Ref: Ananthanarayan and Panicker’s TextbookMicrobiology 8th Edition Page 395
SHARE PLEASE -
Read More Similar Articles

Subject :-microbiology

Topic :- virology


CMV retinitis HIV occurs CD4 counts fall below following levels 100200150 CMV Retinitis most common cause loss vision AIDS patients Majority cases CMV retinitis occur patients with CD4+ cell count 50/micro Therefore patients high risk CMV retinitis (CD4+ cell count 100/micro should undergo ophthalmologic examination every 3–6 months CMV retinitis usually presents painless progressive loss vision Patients may also complain blurred vision floaters and scintillations usually bilateral characteristic retinal appearance presence perivascular hemorrhage and exudate Treatment consists oral valacyclovir ganciclovir ganciclovir foscarnet with cidofovir alternative Ref: Textbook Microbiology Ananthanarayan and Panicker 8th Edition Page 573 Harrison’s Principles Internal Medicine 18th Edition Chapter 189 .......


Subject :-microbiology

Topic :- virology


The genome HIV virus contains following Single stranded DNASingle stranded RNA Double stranded DNADouble stranded RNA HIV enveloped icosahedral sphere has identical non complementary strands RNA and enzymes (reverse transcriptase integrase and protease) packed cone shaped protein core This core surrounded protein coat called capsid This capsid along with the enclosed nucleic acid called nucleocapsid Capsid acts protective shell around nucleic acid core and helps introduce the viral genome into host cell adsorbing readily host cell surfaces Most RNA viruses single stranded except reoviridae double stranded Most DNA virus double stranded except poxviridae single stranded Ref: HIV and AIDS: Basic Elements and Priorities Karthikeyan Pages 41-3 .......


Which the following statements about Hepatitis TRUE? DNA virusMost common

Subject :-microbiology

Topic :- virology


following statements about Hepatitis TRUE DNA virusMost common indication for Liver transplantation Does not cause Liver cancerDoes not cause infection with hepatitis Progression cirrhosis hepatocellular carcinoma major cause morbidity and most frequent indication liver transplantation adults united states Ref: Kliegman Behrman Jenson Stanton (2008) “Nelson Textbook Pediatrics” Chapter 355 “Viral Hepatitis” Volume Page 1687; Harrison's Principles Internal Medicine 17th Edition Pages 1939 1963 1984; Current Gastroenterology 2nd Edition Page 556.......


Enteroviruses are associated with all the following, EXCEPT: Aseptic MeningitisP

Subject :-microbiology

Topic :- virology


Enteroviruses associated with all following EXCEPT: Aseptic MeningitisPleurodyniaHerpanginaHemorrhagic fever Acute hemorrhagic fever not caused enteroviruses usually causes non specific febrile illness hand foot mouth disease Herpangina coryza conjunctivitis pericarditis myocarditis gastrointestinal symptoms and neurological symptoms Ref: Kliegman Behrman Jenson Stanton (2008) “Nelson Textbook Pediatrics” Chapter 247 “Nonpolio Enteroviruses” Volume Page 1350; Medical Microbiology Jawetz 24th Edition Page 494; Harrison's Principle Internal Medicine 17th Edition Page 1208 .......


All the following statements about Parvovirus -19 are TRUE, EXCEPT: DNA virusC

Subject :-microbiology

Topic :- virology


All following statements about Parvovirus -19 TRUE EXCEPT: DNA virusCrosses placenta only 10% cases Can cause severe anemiaCan cause Aplastic crisis Parvovirus B-19 causes infection called Erythema infectiosum Fifth disease Around 50-70% cases around 5-15 years age Transmission from mother fetus around 15-30% causes anemia aplastic crisis rashes arthralgia rarely hydrops fetalis Ref: Kliegman Behrman Jenson Stanton (2008) “Nelson textbook Pediatrics” Chapter 248 “Parvovirus B19” Volume Page 1357; Medical Microbiology Jawetz 24th Edition Pages 414 417 .......


Dengue Hemorrhagic fever caused by: Type Dengue virusReinfection with the same

Subject :-microbiology

Topic :- virology


Dengue Hemorrhagic fever caused by: Type Dengue virusReinfection with same serotype Dengue virusReinfection with different serotype Dengue virus Infection immunocompromised host Dengue Hemorrhagic fever life threatening form dengue not caused different viral strain instead come from fact that the dengue virus has four distinct strains Infection with one strain confers life long immunity that strain but also creates antibodies enhance infection other three strains Ref: Gerald Marten (2008) Chapter “Examples Ecologically Sustainable Developments” book “Human Ecology: Basic Concepts for Sustainable Development” Page 184; Harrison's Principles Internal Medicine 17th Edition Page 1239; Medical Microbiology Jawetz 23rd Edition Pages 526-27 .......


Cultivation virus all the following media are used for isolation viruses

Subject :-microbiology

Topic :- virology


Cultivation virus all following media used for isolation viruses from clinical samples EXCEPT: Tissue cultureEmbryonated eggsAnimalsChemically defined media Demonstration virus appropriate clinical specimens culture used establishing diagnosis viral diseases Isolation virus considered gold standard for establishing viral etiology disease Most viruses can cultivated experimental animals embryonated eggs tissue culture Chemically defined media not used for viral isolation Ref: Textbook Microbiology and Immunology Parija pages 471-3 'H5 Nl' may best described Bird flu virusVaccine for HIVAgent for Japanese encephalitisNew strain Plasmodium falciparum .......


Which the following organism the most common cause acute meningitis

Subject :-microbiology

Topic :- virology


following organism most common cause acute meningitis AIDS patient Streptococcus pneumoniaeStreptococcus agalactiaeCryptococcus neoformans Listeria monocytogenes Opportunistic infections CNS generally occur HIV infected patients with CD4 counts below 200 Most common organism that causes acute meningitis AIDS patients Cyptococcus neoformans Cryptococcus neoformans encapsulated budding yeast that found worldwide soil and dried pigeon dung Infections acquired inhalation lung infection may remain localized heal disseminate Progressive lung disease and dissemination occur cases cellular immunodeficiency Ref: Current Medical Diagnosis and Treatment 2012 Chapter .......


Regarding HIV infection, not true is: p24 used for early diagnosisLysis infec

Subject :-microbiology

Topic :- virology


Regarding HIV infection not true is: p24 used for early diagnosisLysis infected CD4 cells seenDendritic cells not support replication Macrophage reservoir for virus Follicular dendritic cells from tonsils can infected with HIV even without involvement CD4 Ref: Text Book Microbilogy Ananthanarayan 6th Edition Page 546 .......


Get Medical alerts via email - Subscribe below

Delivered by FeedBurner

AIPGMEE latest MCQs

List of our Associates and Partners

STORY OF MBBS DOST

MBBSDost was started by Dr. Vinay Yadav in year 2009. He was a medical student then and wanted to utilize his web based hobbies to start discussion on medical topics and AIPGMEE preparation. Thus MBBSdost was created as a simplediscussion based blog for AIPGMEE

This blog was instant hit amongst medical students and doctors preparing for AIPGMEE and state PG entrance exams.

Soon Online test series was started for AIPGMEE and thousands of medical students and doctors started using it. Many question from the test series started comming directly or indirectly is AIGMEE and state PG entrance exams. This furthor enhanced popularity of the website.

Over the time mbbsdost grew bigger and bigger. It became the leading website to help in preparation of medical PG exams like AIPGMEE, AIIMS-PG, PGI, JIPMER, MIMHANS, state PG entrance exams, USMLE, FMGE etc.

Today it has developed into India's largest medical education Portal.

ABOUT MBBS DOST

With more than 120,000 members MBBSdost.com is the leading medical education portal of India.
Alexa Rank us in top 11,000 India websites.

Our Facebook pages

Being a doctor has more than 165,443 likes

medical Freaks has more than 118, 745 likes

We send regular updates to more than 1 lakh suscribers through email and more than 40 thousand suscribers through whatsapp.

We help medical students and doctors by providing help in -

  1. Studies of medical college.
  2. Clinical training and skill development.
  3. Preparation of Medical PG exams.
  4. Medical Jobs.
  5. Prescription Software for Clinics and hospitals
  6. Courses after MBBS.

MBBS Dost is the Part of the Vinay Heartbeat Education Pvt Ltd.

Contact Us

Address :

Dr. Vinay Yadav, House No-94, Block-A, Nasirpur Colony, New Delhi – 110045.

Phone - +91-9953578794

Email - admin@mbbsdost.com

Follow us :

Click on Allow to get free medical alerts including Mnemonics, Clinical Updates, Medical MCQs, Treatment guidelines, Medical News etc.