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Questions and Answers
Which group has a lower percentage of total body water?
Which group has a lower percentage of total body water?
- Adult males
- Newborns
- Adult females (correct)
- Elderly persons
What percentage of total body water is intracellular fluid (ICF)?
What percentage of total body water is intracellular fluid (ICF)?
- 40%
- 60% (correct)
- 80%
- 20%
What is the approximate composition of interstitial fluid in the extracellular fluid (ECF)?
What is the approximate composition of interstitial fluid in the extracellular fluid (ECF)?
- 80% interstitial fluid, 20% blood plasma (correct)
- 80% K+, 20% NaCl
- 80% blood plasma, 20% NaCl
- 80% NaCl, 20% K+
Which electrolyte is high in extracellular fluid (ECF) but low in intracellular fluid (ICF)?
Which electrolyte is high in extracellular fluid (ECF) but low in intracellular fluid (ICF)?
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What causes a membrane potential to develop across the two sides of the cell membrane?
What causes a membrane potential to develop across the two sides of the cell membrane?
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