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Osmosis Flashcards
Mr. Forster Unit 4
10
Biology
9th Grade
09/18/2011

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Term
Osmosis
Definition
The tendency of molecules of a solvent to pass through a semipermeable membrane from a less concentrated solution into a more concentrated one, equalizing the concentrations on each side of the membrane.
Term
Hypotonic
Definition
Having a lower osmotic pressure than a particular fluid, typically a body fluid or intracellular fluid.
Term
Hypertonic
Definition
Having a higher osmotic pressure than a particular fluid, typically a body fluid or intracellular fluid.
Term
Isotonic
Definition
Denoting or relating to a solution having the same osmotic pressure as some other solution, esp. one in a cell or a body fluid.
Term
Swell/Burst
Definition
Become larger or rounder as a result of an accumulation of fluid. After too much water in a cell.
Term
Normal
Definition
The usual, average, or typical state or condition.
Term
Plasmolyze
Definition
Excessive water loss.
Term
Limp/Flaccid
Definition
Drooping or inelastic through lack of water.
Term
Turgid
Definition
Swollen and distended or congested.
Term
Shrink
Definition
Become or make smaller in size or amount; contract or cause to contract.
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