Pg Blazer - Online Test Series 23 - Physiology

10 Questions | Total Attempts: 2965

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Pg Blazer - Online Test Series 23 - Physiology

  Subject wise MCQ test - Physiology. For more online practice tests, go to PG Blazer Online Test Series  


Questions and Answers
  • 1. 
      ln isometric exercise all are increased except :
    • A. 

      Heart rate

    • B. 

      Cardiac output

    • C. 

      Mean arterial pressure

    • D. 

      Systemic vascular resistance

  • 2. 
      Oxygen delivery to tissues depends on all except
    • A. 

      Cardiac output

    • B. 

      Type of fluid administered

    • C. 

      Hemoglobin concentration

    • D. 

      Affinity of hemoglobin for Oxygen

  • 3. 
      True about free water clearance is
    • A. 

      Regulated by ADH

    • B. 

      Regulated by aldosterone

    • C. 

      Increased by furosemide

    • D. 

      None of the above

  • 4. 
      Aldosterone receptors are present in all except
    • A. 

      Liver

    • B. 

      Colon

    • C. 

      Hippocampus

    • D. 

      Distal nephron

  • 5. 
      Bile acids are synthesized from
    • A. 

      Cholesterol

    • B. 

      Amino acids

    • C. 

      Bilirubin

    • D. 

      Protein

  • 6. 
      Iron is actively absorbed in :
    • A. 

      Stomach

    • B. 

      Duodenum and proximal jejunum

    • C. 

      Large intestine

    • D. 

      Lleum

  • 7. 
      For PCR which of the following is not required:
    • A. 

      Taq polymerase

    • B. 

      DNTP

    • C. 

      Primer

    • D. 

      Radiolabelled DNA probe

  • 8. 
      Pulmonary circulation differs from systemic circulation
    • A. 

      Pulmonary vasodilation in hypoxia

    • B. 

      Pulmonary vasoconstriction in hypoxia

    • C. 

      Decreased blood volume during systole

    • D. 

      Increased basal vasoconstrictor tone

  • 9. 
      Adrenaline, noradrenalinc and dopamine act through
    • A. 

      Single pass receptor

    • B. 

      Four pass receptor

    • C. 

      Seven pass receptor

    • D. 

      Ligand gated channel

  • 10. 
      Increase in threshold level of a nerve on application of a slowly rising sub-threshold stimulus is known as:
    • A. 

      Adaptation

    • B. 

      Accomodation

    • C. 

      Refractoriness

    • D. 

      Electrotonus