hypotonic


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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

(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.

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.

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.
References in periodicals archive ?
Therefore, in this study, triploidy was induced in the Yesso scallop via hypotonic shock.
The nearly universal practice of administering hypotonic fluid infusions to hospitalized children is based on calculations that link energy expenditure to losses of water and electrolytes.
Distilled water and a 20% sucrose solution (dissolve 20 g of sucrose in 100 mL of distilled water) provide the hypotonic and hypertonic solutions, respectively.
However, once the solution is infused, it is extremely hypotonic, as the dextrose is rapidly metabolized resulting in two-thirds of the solution (e.g., two-thirds of 1 litre, 667 mL) being electrolyte-free water.
In this study consumption of a hypotonic carbohydrate-electrolyte drink may have produced a moderate enhancement of endurance performance in comparison with a water placebo.
He found during progressive bouts of exercise, hypertonic fluids caused a significantly greater amount of ETAP compared to no fluids and hypotonic fluids.
has hypotonic cerebral palsy, a relatively rare form of the brain injury that affects muscle tone, which is why he still can't stand up alone or walk.
He was hypotonic with absent reflexes and pupils were dilated and unreactive.
Findings from a meta-analysis that included 6 randomized controlled trials indicated that hypotonic solutions (less than 0.9% NS) significantly increased the risk of developing acute hyponatraemia over isotonic (0.9% NS or Ringers Lactate) solutions.
The cell pellet was then suspended in a 0.0168 M hypotonic solution of KCl pre-warmed at 30[degrees]C for 15-20 minutes.
Although once thought to be diagnostic of chronic pyelonephritis, glitter cells are associated with dilute or hypotonic urine and may be seen in patients with lower urinary tract infections as well as chronic pyelonephritis.
Cases of life-threatening hypotonic encephalopathy and fatal cerebral edema demonstrated euvolemia with non-osmotic secretion of arginine vasopressin (AVP), fulfilling the essential diagnostic criteria for the syndrome of inappropriate antidiuretic hormone secretion (SIADH).