Body Fluid Compartments

• Q1.Which of the following results in thirst

  • ACardiac failure
  • BDecreased plasma levels of angiotensin II
  • CDistension of the cardiac atria
  • DDistension of the stomach
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• Q2.In which of the following condition is blood osmolality increased:

  • ADiarrhea
  • BSIADH
  • CPsychogenic polydipsia
  • DCerebral toxoplasmosis
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• Q3.A man weighing 60 kg has 45 % hematocrit. What will be his plasma volume?

  • A2640
  • B3080
  • C3850
  • D3300
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• Q4.Which of the following is the approximate extracellular fluid volume of a normal individual?

  • A5% of body mass
  • B10% of body mass
  • C20% of body mass
  • D40% of body mass
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• Q5.Interstitial fluid volume can be determined by:

  • ARadioactive iodine and radiolabelled water
  • BRadioactive water and radiolabelled albumin
  • CRadioactive sodium and radioactive water
  • DRadioactive sodium and radioactive labelled albumin
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• Q6.Which of the following is not a general compartment of body fluid ?

  • APeritoneal
  • BIntracellular
  • CInterstitial
  • DBlood plasma
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• Q7.Arrange following according to increasing order of their total body water as percentage of body weight 1. 6 month baby 2. neonate 3. young female 4. young male

  • A1<2<3<4
  • B1<3<4<2
  • C3<4<1<2
  • D4<3<2<1
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• Q8.Milieu interieur means?

  • AECF
  • BICF
  • CPlasma
  • DLymph
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• Q9.Major cation in ECF

  • ANa
  • BK
  • CPO4-2
  • DMg
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• Q10.Least common ion in ECF is

  • ANa
  • BK+
  • CCl
  • DHCO3
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Answer key

Q1: A. Cardiac failure; Q2: A. Diarrhea; Q3: A. 2640; Q4: C. 20% of body mass; Q5: D. Radioactive sodium and radioactive labelled albumin; Q6: A. Peritoneal; Q7: C. 3<4<1<2; Q8: A. ECF; Q9: A. Na; Q10: B. K+.

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• Membrane Transport Mechanisms
• Resting and Action Membrane Potentials
• Blood Composition, Hemostasis and Blood Groups
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• Skeletal Muscle: Structure and Excitation-Contraction Coupling
• Smooth and Cardiac Muscle Mechanics
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• Motor Control: Spinal Reflexes and Lower Motor Neurons
• Motor Control: Descending Pathways and Cortical Control
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• Spirometry and Lung Volumes
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• Regional Circulations: Coronary, Cerebral and Splanchnic
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