Pg Blazer - Online Test Series 23 - Physiology
Subject wise MCQ test - Physiology. For more online practice tests, go to PG Blazer Online Test Series
- 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
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