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Mcqs MBBS Exams India
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Home >> Exams >> MD MS EE >> AIIMS MD MS EE >> AIIMS MD MS EE 2005 Nov >> Mcqs Page 8
(Single Best Answer) Question 71: The distribution of random blood glucose measurements from 50 first year medical students was found to have a mean of 3.0 mmol/litre with a standard deviation of 3.0 mmol/litre. Which of the following is a correct statement about the shape of the distribution of random blood glucose in these first year medical students ?
A) Since both mean and standard deviation are equal, it should be a symmetric distribution
B) The distribution is likely to be positively skewed
C) The distribution is likely to be negatively skewed
D) Nothing can be said conclusively
Answer (Select an option above to get the answer):
(Single Best Answer) Question 72: The diagnosis of congenital megacolon is confirmed by ?
A) Clinical features
B) Barium enema
C) Rectal biopsy
D) Recto-sigmoidoscopy
Answer (Select an option above to get the answer):
(Single Best Answer) Question 73: The current treatment of choice for a large Antro-choanal polyp in a 30 year old man is ?
A) Intranasal polypectomy
B) Caldwell Luc operation
C) E.S.S. (Endoscopic sinus surgery)
D) Lateral Rhinotomy and excision
Answer (Select an option above to get the answer):
(Single Best Answer) Question 74: The corneal transparency is maintained by ?
A) Keratocytes
B) Bowman's membrane
C) Descemet's membrane
D) Endothelium
Answer (Select an option above to get the answer):
(Single Best Answer) Question 75: The chemotherapeutic agent, most commonly administered by continuous infusion, is ?
A) Ara-C
B) 5-FU
C) Cisplatin
D) Etoposide
Answer (Select an option above to get the answer):
(Single Best Answer) Question 76: The blood culture from a patient of febrile neutropenia has grown Pseudomonas aeruginosa. When tested for antimicrobial susceptibility, it was found to be a producer of extended spectrum beta lactamase enzyme. The best choice of antimicrobial therapy should be ?
A) Ceftazidime + amikacin
B) Aztreonam + amikacin
C) Cefpirome + amikacin
D) Imipenem + amikacin
Answer (Select an option above to get the answer):
(Single Best Answer) Question 77: Tetracycline inhibits protein synthesis by ?
A) Inhibiting initiation and causing misreading of mRNA
B) Binding to 30 S subunit and inhibits binding of aminoacyl tRNA
C) Inhibiting peptidyl transferase activity
D) Inhibiting translocation
Answer (Select an option above to get the answer):
(Single Best Answer) Question 78: Substitution of which one of the following amino acids in place of alanine would increase the absorbance of protein at 280 nm ?
A) Leucine
B) Arginine
C) Tryptophan
D) Prolein
Answer (Select an option above to get the answer):
(Single Best Answer) Question 79: Solitary hypoechoic lesion of the liver without septae or debris is most likely to be ?
A) Hydatid cyst
B) Caroli's disease
C) Liver abscess
D) Simple cyst
Answer (Select an option above to get the answer):
(Single Best Answer) Question 80: Side effects of a drug arise due to the interactions of the drug to molecules other than the target. These effects of a drug can be minimized by its high ?
A) Specificity
B) Affinity
C) Solubility
D) Hydrophobicity
Answer (Select an option above to get the answer):