Tuesday 30 December 2014

Medical PG Online Mock Test Papers


Which of the following is true about Hurler’s syndrome?
(A) Caused due to deficiency of alpha L iduronidase
(B) It is MPS II
(C) Inherited as autosomal dominant
(D) All of the above

Answer: Caused due to deficiency of alpha L iduronidase

The intermediate common to both TCA cycle and urea cycle is:
(A) Succinyl CoA
(B) Oxaloacetate
(C) Fumarate
(D) Acetyl CoA

Answer:Fumarate

True about ribonuclease P is:
(A) It is a ribozyme
(B) Bacterial ribonuclease P has three components
(C) It is active due to protein component
(D) None of the above

Answer: It is a ribozyme

Regarding fructose 2,6 bisphosphate, all are true, except:
(A) It is the most potent positive allosteric activator of phosphofructokinase-1
(B) It inhibits fructose 2,6 bisphosphatase by increasing its Km.
(C) It is formed from fructose 6 phosphate by phosphofructokinase-2
(D) Glucagon inactivates fructose 2,6 bisphosphatase.

Answer: Glucagon inactivates fructose 2,6 bisphosphatase.

Which of the following amino acids contains an imino group?
(A) Valine
(B) Glycine
(C) Proline
(D) All the above

Answer: Proline

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Sunday 28 December 2014

Mcq Questions for PG Medical Entrance Exam

 Cardiac end of the stomach lies at:

    (A)    T10
    (B)    L1
    (C)    T11
    (D)    Can lie at any of the three levels depending on the height of the patient.

Answer: T11

The absorption spectrum of tyrosine is:

    (A)    280 nm
    (B)    310 nm
    (C)    450 nm
    (D)    710 nm

Answer: 280 nm

The enzyme in glycolysis which has –SH group?

    (A)    Phosphofructokinase-1
    (B)    Aldolase
    (C)    Glyceraldehyde-3-phosphate dehydrogenase
    (D)    Phosphoglycerate kinase

Answer: Glyceraldehyde-3-phosphate dehydrogenase

Following are true regarding acetyl CoA carboxylase, except:

    (A)    It is an allosteric enzyme and is activated by citrate
    (B)    Phosphorylation of the enzyme activates it.
    (C)      Long chain acyl CoA causes feedback inhibition.
    (D)    Acyl CoA inhibits mitochondrial tricarboxylate transporter, preventing activation of enzyme by egress of citrate.

Answer: Phosphorylation of the enzyme activates it.

 Lipoprotein having high protein content:

    (A)      HDL
    (B)    VLDL
    (C)    LDL
    (D)    Chylomicron

Answer:  HDL

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