(Single Best Answer) Question 31: A 30 year old patient presented with features of acute meningoencephalitis in the casualty. His CSF on wet mount microscopy revealed motile unicellular micro-organisms. The most likely organism is ?
A) Naegleria fowleri B) Acanthamoeba casteuani C) Entamoeba histolytica D) Trypanosoma cruzi Answer (Select an option above to get the answer):
A) ELISA (Enzyme Linked immunosorbent Assay) B) Haemagglutination inhibition test C) Radio immunoassay D) Immunofluorescence Answer (Select an option above to get the answer):
(Single Best Answer) Question 33: A 3 week old child presented to the pediatrician with meningitis. A presumptive diagnosis of late onset of a perinatal infection was made. The CSF culture was positive for gram positive bacilli. Which of the following characteristic of this bacteria would be helpful in differentiating it from other bacteria agents ?
A) Ability to grow on Blood agar B) Ability to produce catalase C) Fermentative attack on sugars D) Molitity at 25°C Answer (Select an option above to get the answer):
A) Erythromycin is effective for therapy of Chlamydial infections B) Their cell wall lacks a peptidoglycan layer C) They can grow in cell free culture media D) They are obligate intracellular bacteria Answer (Select an option above to get the answer):
A) Enteroaggregative E.coli is associated with Persistent diarrhoea B) Enterohemorrhagic E.coli can cause haemolytic uraemic syndrome C) Enteroinvasive E.coli produces a disease similar to salmonellosis D) Enterotoxigenic E.coli is a common cause of traveler's diarrhoea Answer (Select an option above to get the answer):
A) It is caused by Burkholderia mallei B) The agent is a gram negative aerobic bacteria C) Bipolar staining of the aetiological agent is seen with methylene blue stain D) The most common form of melioidosis is pulmonary infection Answer (Select an option above to get the answer):