A) Blinding B) Matching C) Multivariate Analysis D) Randomization Answer (Select an option above to get the answer):
(Single Best Answer) Question 3922: A study revealed lesser incidence of carcinoma colon in pure vegetarians than non-vegetarians; by which it was concluded that Beta-carotene is protective against cancer. This may not be true because the vegetarian subjects may be consuming high fiber diet which is protective against cancer. This is an example of ?
A) Causal Association B) Common association C) Confounding factor D) Multifactorial Causation Answer (Select an option above to get the answer):
(Single Best Answer) Question 3923: A patient presents with signs of pneumonia. The bacterium obtained from sputum was a gram positive cocci which showed alpha hemolysis on sheep agar. Which of the following test will help to confirm the diagnosis ?
A) Bacitracin sensitivity B) cAMP test C) Coagulase test D) Optochin sensitivity Answer (Select an option above to get the answer):
A) Alteration of target is the mechanism of resistance in some of the Pneumococcal strains B) Complete elimination of the target is the mechanism of resistance to Vancomycin in some the strains of enterococcus C) Most common mechanism is production of neutralizing substances D) Plasmid mediated antibiotic resistance is always transmitted vertically Answer (Select an option above to get the answer):
(Single Best Answer) Question 3925: A patient has Bilirubin =0.9 mg/dl, elevated SGPT & SGOT (~1500-1600 IU/L). HBsAg positive, Anti HBC IgM negative, Anti Hepatitis E IgM positive. Patient has ?
A) Chronic Hepatitis B infection with Hepatitis E superinfection B) Co-infection with Hepatitis B & Hepatitis E C) Hepatitis E Infection D) Infection with mutant Hepatitis B virus Answer (Select an option above to get the answer):
(Single Best Answer) Question 3926: A young male patient presented with urethral discharge. On urine examination pus cells were found but no organisms. Which method would be best for cultures ?
A) Levinthal medium B) L.J.medium C) Mc coy cells D) Thayer martin Answer (Select an option above to get the answer):
(Single Best Answer) Question 3927: A person working in abattoir with pustules on hand which turned into ulcer. Which of the following would help best in diagnosis ?
A) Acid Fast Stain B) Calcoflour white C) Carbol fuschin D) Polychrome Methylene Blue Answer (Select an option above to get the answer):
A) Constant amount of drug is eliminated B) Free drug concentration increased after successive doses C) Rate of elimination is constant D) Rate of elimination is proportional to plasma concentration of the drug Answer (Select an option above to get the answer):