Pg Blazer - Online Test Series 23 - Physiology

10 Questions | By Pgblazer | Updated: Mar 22, 2022 | Attempts: 3125

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Pg Blazer - Online Test Series 23 - Physiology - Quiz

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