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hypotonicity

   Also found in: Medical, Encyclopedia, Wikipedia 0.01 sec.
hy·po·ton·ic  (hp-tnk)
adj.
1. Pathology Having less than normal tone or tension, as of muscles or arteries.
2. Chemistry Having the lower osmotic pressure of two fluids.

hypo·to·nici·ty (-t-ns-t) n.
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.hypotonicity - (of a solution) the extent to which a solution has a lower osmotic pressure than some other
osmotic pressure - (physical chemistry) the pressure exerted by a solution necessary to prevent osmosis into that solution when it is separated from the pure solvent by a semipermeable membrane
hypertonicity - (of a solution) the extent to which a solution has a higher osmotic pressure than some other
2.hypotonicity - (of muscular tissue) the state of being hypotonic
tonicity, tonus, tone - the elastic tension of living muscles, arteries, etc. that facilitate response to stimuli; "the doctor tested my tonicity"
hypertonia, hypertonus, hypertonicity - (of muscular tissue) the state of being hypertonic


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The cytoplasmic granules exhibit constant, Brownian motion, due to swelling of the neutrophil--a result of hypotonicity.
Once the stimulus for free water retention was removed (exogenous DDAVP[R]), the patient began to excrete the large free water load as endogenous ADH secretion was suppressed by the plasma hypotonicity.
Several authors reported hypertonicity up to day 4-7, and then hypotonicity (Brismar, Aqeel, Brismar, Coates, Gascon, & Ozand, 1990; Feng, Chow, & Chan, 1986; Nord, van Doorninck, & Greene, 1991).
 
 
 
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