hypotonic


Also found in: Dictionary, Thesaurus, Encyclopedia, Wikipedia.

hypotonic

 [hi″po-ton´ik]
1. having an abnormally reduced tonicity or tension.
2. having an osmotic pressure lower than that of the solution with which it is compared.

hy·po·ton·ic

(hī'pō-ton'ik),
1. Having a lesser degree of tension.
2. Having a lesser osmotic pressure than a reference solution, which is ordinarily assumed to be blood plasma or interstitial fluid; more specifically, refers to a fluid in which cells would swell.
Synonym(s): hypoisotonic

hypotonic

/hy·po·ton·ic/ (-ton´ik)
1. denoting decreased tone or tension.
2. denoting a solution having less osmotic pressure than one with which it is compared.

hypotonic

(hī′pō-tŏn′ĭk)
adj.
1. Having less than normal tone or tension, as of muscles or arteries.
2. Chemistry Having the lower osmotic pressure of two solutions.

hy′po·to·nic′i·ty (-tə-nĭs′ĭ-tē) n.

hypotonic

[hī′pōton′ik]
Etymology: Gk, hypo, under, tonos, stretching
1 adj, pertaining to a lower or lessened tone or tension in any body structure, as in paralysis.
2 n, a solution having a lower concentration of solute than another solution, hence exerting less osmotic pressure than that solution.
3 adj, pertaining to a solution that causes cells to swell. Compare hypertonic, isotonic.
enlarge picture
Hypotonic solution

hy·po·ton·ic

(hī'pō-ton'ik)
1. Having a lesser degree of tension.
2. Having a lesser osmotic pressure than a reference solution, ordinarily plasma or interstitial fluid.
Hypotonicclick for a larger image
Fig. 193 Hypotonic . The movement of water from a hypotonic fluid to a hypertonic one.

hypotonic

(of a fluid) having a less-negative WATER POTENTIAL or a lower solute concentration than another fluid, which is hypertonic to it.

See also PLASMOLYSIS.

hypotonic

lower oncotic pressure than blood plasma or tissue fluid

hy·po·ton·ic

(hī'pō-ton'ik)
1. Having a lesser degree of tension.
2. Having a lesser osmotic pressure than a reference solution, ordinarily plasma or interstitial fluid.

hypotonic (hī´pōton´ik),

adj exhibiting less tension or firmness.

hypotonic

1. having an abnormally reduced tonicity or tension.
2. having an osmotic pressure lower than that of the solution with which it is compared.

hypotonic dehydration
occurs when there is secretory loss of sodium from the intestinal epithelium, e.g. salmonellosis, in osmolar excess of the concurrent fluid loss. See also dehydration.
References in periodicals archive ?
In the absence of measurement, hypotonic or isotonic IV fluids should be avoided unless there is a clear indication (e.
2005), who compared the capacity of rats to absorb water, sodium, potassium, chloride, and glucose from a hypotonic electrolyte solution with a low concentration of sodium (60mMol[L.
In a three hypotonic series myopathies (including muscular dystrophies) accounted for 7% of patients with hypotonia4,14.
First, we confirmed the cytocidal effect of hypotonic shock induced by sterile water on bladder cancer cells.
I tried the Hypotonic Sports Drink and felt amazing
Hypotonic conditions occur when there is a lower concentration of solutes in relationship to water than is considered normal.
Under the influence of adrenaline load, the stiffness of lymphocytes from healthy donors increased, which has limited their use of a large part of the surface membrane reserve in hypotonic medium as compared with the calcium load.
Three days after the first injection, he was smiling again and was neither lethargic nor hypotonic any longer.
This is classified into hypotonic, hypertonic or isotonic dehydration.
Decellularization of tissues can be done by physical methods (agitation, sonication, freezing and thawing), chemical methods (alkaline or acids, ionic, non-ionic and zwitter ionic detergents, Tri (n-butyl) phosphate, hypotonic and hypertonic treatments and chelating agents), enzymatic methods (trypsin) and protease inhibitors [8].
Sports nutrition drinks are divided into three major categories: Hypotonic, which contain relatively low concentrations of electrolytes (salts) and sugars; Isotonic, which contain mid-level concentrations of electrolytes (salts) and sugars; and Hypertonic: which contain high concentrations of electrolytes (salts) and sugars.
Sol samples (n =7, 15-20 cm) were collected from Head Tounsa (river Indus) and their gill tissues were removed, torn apart and left in hypotonic solution, fixed and spread over a glass slide, stained with aceto-orcein and studied under microscope (100 X).