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Questions and Answers
What is osmolality a measure of?
What is osmolality a measure of?
- The ability of a solution to change the shape or tone of cells
- The number of solute particles dissolved in 1 liter of water (correct)
- The diffusion of a solvent through a selectively permeable membrane
- The total concentration of all solute particles in a solution
In which type of mixture does osmosis occur?
In which type of mixture does osmosis occur?
- Heterogeneous mixture
- Unsaturated mixture
- Saturated mixture
- Homogeneous mixture (correct)
What is the normal osmolality of blood plasma?
What is the normal osmolality of blood plasma?
- 300 mOsm/l (correct)
- ≈ 330 mOsm/l
- 1000 mOsm/l
- 500 mOsm/l
What does tonicity refer to?
What does tonicity refer to?
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What is the main characteristic of a selectively permeable membrane in osmosis?
What is the main characteristic of a selectively permeable membrane in osmosis?
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What is the main difference between osmolarity and osmolality?
What is the main difference between osmolarity and osmolality?
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What is the normal osmolality of blood plasma?
What is the normal osmolality of blood plasma?
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In osmosis, when does it occur?
In osmosis, when does it occur?
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What is the measure of osmolality in biological systems?
What is the measure of osmolality in biological systems?
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What does tonicity refer to?
What does tonicity refer to?
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