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The normal range of serum osmolality (in mosm/L) is_____________?

  • (A)  280 to 295
  • (B)  300 to 320
  • (C)  350 to 375
  • (D)  200 to 250
Submitted By :Ali Uppal


Enzyme regulating the conversion of ethanol to acetaldehyde________________?

  • (A)  Alcohol dehydrogenase
  • (B)  Acetaldehyde dehydrogenase
  • (C)  Catalase
  • (D)  Enolase
Submitted By :Ali Uppal


The following are derived from cholesterol, EXCEPT_____________?

  • (A)  Bile acids
  • (B)  Steroid hormones
  • (C)  Vitamin D
  • (D)  Energy
Submitted By :Ali Uppal


Normal serum alkaline phosphatase level is_____________?

  • (A)  100-400 Bodansky units
  • (B)  1000-4000 Bodansky units
  • (C)  0.1-0.4 Bodansky units
  • (D)  1-4 Bodansky units
Submitted By :Ali Uppal


Submitted By :Ali Uppal


Within the RBC hypoxia stimulates glycolysis by which of the following regulating pathways ?

  • (A)  Hypoxia stimulates pyruvate dehydrogenase by increased, 2, 3DPG
  • (B)  Hypoxia inhibits hexokinase
  • (C)  Hypoxia stimulates release of all glycolytic enzymes from Band 3 on RBC membrane
  • (D)  Activation of the regulatory enzymes by high PH
Submitted By :Ali Uppal


True about denaturation of protein is all except______________?

  • (A)  Unfolding occurs
  • (B)  Disruption of secondary structure occurs
  • (C)  Sequence of amino acids remain the same
  • (D)  Biological activity is retained
Submitted By :Ali Uppal


In the physiological system, nitric oxide is known to act through_______________?

  • (A)  Cyclic AMP
  • (B)  Calcium ions
  • (C)  Cyclic GMP
  • (D)  Prostacyclins
Submitted By :Ali Uppal


Free radicals are chemical species which have______________?

  • (A)  Single unpaired electron in an outer orbit
  • (B)  Single paired electron in an outer orbit
  • (C)  Double unpaired electron in an outer orbit
  • (D)  Double paired electron in an outer orbit
Submitted By :Ali Uppal


Which of these is not included in parenteral therapy ?

  • (A)  Carbohydrates
  • (B)  Fibres
  • (C)  Fats
  • (D)  Micronutrients
Submitted By :Ali Uppal