hypertonic


Also found in: Dictionary, Thesaurus, Encyclopedia, Wikipedia.
Related to hypertonic: Hypertonic solution

hypertonic

 [hi″per-ton´ik]
1. pertaining to or characterized by an increased tonicity or tension.
2. having an osmotic pressure greater than that of the solution with which it is compared.

hy·per·ton·ic

(hī'pĕr-ton'ik),
1. Having a greater degree of tension. Synonym(s): spastic (1)
2. Having a greater 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 shrink.
Synonym(s): hyperisotonic

hypertonic

/hy·per·ton·ic/ (-ton´ik)
1. denoting increased tone or tension.
2. denoting a solution having greater osmotic pressure than the solution with which it is compared.

hypertonic

(hī′pər-tŏn′ĭk)
adj.
1. Physiology Having extreme muscular or arterial tension.
2. Chemistry Having the higher osmotic pressure of two solutions.

hy′per·to·nic′i·ty (-tə-nĭs′ĭ-tē) n.

hypertonic

[hī′pərton′ik]
Etymology: Gk, hyper + tonos, stretching
1 adj, pertaining to a solution that causes cells to shrink.
2 n, a solution that increases the degree of osmotic pressure on a semipermeable membrane. Compare hypotonic, isotonic.

hy·per·ton·ic

(hī'pĕr-tŏn'ik)
1. Having a greater degree of tension.
Synonym(s): spastic (1) .
2. Having a greater 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 shrink.
Synonym(s): hyperisotonic.

hypertonic

Of a solution having a higher concentration of membrane-impermeable particles than normal extracellular fluid.

hypertonic

see HYPOTONIC.

hy·per·ton·ic

(hī'pĕr-ton'ik)
1. Having a greater degree of tension.
Synonym(s): spastic (1) .
2. Having a greater osmotic pressure than a reference solution.

hypertonic (hī´purton´ik),

adj having an osmotic pressure greater than that of the solution with which it is compared.

hypertonic

1. pertaining to or characterized by an increased tonicity or tension.
2. having an osmotic pressure greater than that of the solution with which it is compared.

hypertonic dehydration
occurs when the body loss or deprivation is of water only, i.e. there is no electrolyte loss.
hypertonic saline test
References in periodicals archive ?
Other typical hypertonic drinks are cola, fizzy drinks, undiluted fruit juices and cordials.
After cessation of the hypertonic saline infusion each subject drank bottled water at room temperature.
From within the medical center's thousands-strong community emerged classical musicians, jazz musicians, vocalists and the HyperTonics.
Other interventions that might help have included use of bronchodilators and hypertonic saline mist.
When considering the fact that the caudal epidural space is narrowed by scar tissue, it is possible that local anesthetics or hypertonic saline solution leaking into the subdural and/or epidural space can compress the nerves in this area or cause chemical damage (5).
Peripheral administration of 3% hypertonic saline carries low risk of complications.
Based on our experience, we would like to emphasize that only one case of long-term (24 months) ECF has been treated by hypertonic saline combined with fibrin glue, and this safe and relatively simple procedure may be useful for the first-line treatment of chronic ECF.
This behavior reflected urinary sodium and chloride levels (Table 2) and was caused by the hypertonic electrolyte solution containing more sodium and chloride than the other solutions.
If it is necessary to infuse an osmotic agent to prevent or control the intracranial pressure, the administration of hypertonic saline could be a better option than the administration of mannitol, mainly in patients with intracranial haematomas or those who are at a high risk of bleeding.
While hospitalization length was not effected from receiving inhaled bronchodilator, ipratropium bromide or hypertonic saline, the duration was longer in patients receiving inhaled corticosteroid when compared with patients who didn't receive inhaled corticosteroid.
Hypertonic and isotonic saline yielded similar symptom scores.