This process is called vasoconstriction, and it helps limit the amount of heat you lose to the environment, explained John Castellani of the U.S.    From Wordnik.com.  [Livescience.com] Reference

First comes vasoconstriction, the narrowing of blood vessels in the injured area.    From Wordnik.com.  [Hemophilia: stopping the bleeding] Reference

No signs of galvanic skin responses, changes in heart rate, or increased vasoconstriction.    From Wordnik.com.  [Lawnmower Season] Reference

The amount and rate of absorption islimited by the amount of local vasoconstriction it produces. 1.    From Wordnik.com.  [Cocaine Toxicity] Reference

These can include hyperactivity, muscle spasms, cardiac irritability, hypotension and vasoconstriction.    From Wordnik.com.  [11: Human health care] Reference

It causes vasoconstriction of the vessels and brightens your complexion, and it makes your pores look tighter.    From Wordnik.com.  [Simple Skin Beauty] Reference

That peripheral vasoconstriction of the tiny vessels close to the surface basically starves the cells of oxygen.    From Wordnik.com.  [Simple Skin Beauty] Reference

The patient cannot receive a topical anesthetic because that causes vasoconstriction and makes it difficult to see the vessel.    From Wordnik.com.  [Simple Skin Beauty] Reference

Another might be best for cranial vasoconstriction to offer migraine relief but have an unfortunate side effect of visual hallucinations.    From Wordnik.com.  [The Volokh Conspiracy » A Step Toward Sanity on Medical Marijuana] Reference

Hypertension, or high blood pressure, is an increase in peripheral resistance caused by a vasoconstriction or narrowing of the peripheral blood vessels.    From Wordnik.com.  [THE NATURAL REMEDY BIBLE] Reference

The arteries are narrowed because the muscle in the arteries contracts (vasoconstriction) and because the muscle cells divide and plug up the arteries (muscle cell proliferation).    From Wordnik.com.  [Pulmonary Hypertension] Reference

Blockade of the AT1 receptor prevents angiotensin II-induced vasoconstriction.    From Wordnik.com.  [Recently Uploaded Slideshows] Reference

Triggering factors of vasoconstriction • Exogenous - exposure to the severe cold.    From Wordnik.com.  [Recently Uploaded Slideshows] Reference

• Substances causing vasoconstriction are called vasoconstrictors or vasopressors.    From Wordnik.com.  [Recently Uploaded Slideshows] Reference

This is maintained by vasoconstriction of the vessels going OUT, so the blood stays in.    From Wordnik.com.  [ScienceBlogs Channel : Life Science] Reference

Sebastian A, Morris RC, Jr.: Salt induced renal vasoconstriction in salt sensitive African-Americans.    From Wordnik.com.  [Citizendium, the Citizens' Compendium - Recent changes [en]] Reference

Hypocapnia (low carbon dioxide) causes cerebral vasoconstriction, resulting in cerebral hypoperfusion and syncope.    From Wordnik.com.  [EMSResponder.com: Top EMS News] Reference

Zanzinger JJ (1994) Inhibition of sympathetic vasoconstriction is a major principle of vasodilation by nitric oxide in vivo.    From Wordnik.com.  [PLoS ONE Alerts: New Articles] Reference

He points out that oxygen may cause coronary vasoconstriction and acknowledges that it should be used in hypoxemic patients.    From Wordnik.com.  [Notes from Dr. RW] Reference

In the presence of myocardial dysfunction, excessive vasoconstriction can decrease stroke volume, cardiac output, and oxygen delivery.    From Wordnik.com.  [Recently Uploaded Slideshows] Reference

In some studies, this isoprostane elevation has been shown to cause in vivo vasoconstriction and increase the aggregation of platelets.    From Wordnik.com.  [BioMed Central - Latest articles] Reference

The room is filled with lap dog "journalists" with extreme vasoconstriction with star gazed eyes and the anticipation of a prom date … ….    From Wordnik.com.  [Hot Air » Top Picks] Reference

Hyperventilate (increased amount of air) to decrease the increased intracranial pressure and prevent brain stem herniation by causing vasoconstriction.    From Wordnik.com.  [Recently Uploaded Slideshows] Reference

Cool hands are under the influence of vasospasm or vasoconstriction which decreases the delivery of nutrients and interferes with elimination of toxins.    From Wordnik.com. Reference

The anesthetic keeps the patient comfortable, and the epinephrine's vasoconstriction effect greatly reduces loss of blood and fluids during the procedure.    From Wordnik.com.  [Best Syndication -] Reference

Exaggerated hypoxic vasoconstriction, capillary leak   Diagnosis based on dyspnea unrelieved with rest   May be progressive, fatal   Descent mandatory.    From Wordnik.com.  [Recently Uploaded Slideshows] Reference

Activation of the ETA receptor by endothelin-1 (ET-1), a small peptide hormone, leads to vasoconstriction (narrowing of blood vessels) and cell proliferation.    From Wordnik.com.  [Medlogs - Recent stories] Reference

Furthermore, Ang II in the renal interstitium regulates blood pressure by improving tubular sodium reabsorption and controls microvasculature through vasoconstriction.    From Wordnik.com.  [Conservapedia - Recent changes [en]] Reference

It produces vasoconstriction in non vital tissues whle perserving blood flow to the coronary and cerebral circulations In some cases 40 U can replace adrenaline (Epinephrine).    From Wordnik.com.  [Recently Uploaded Slideshows] Reference

Hyperventilation may occur, causing a decrease in the carbon dioxide, vasoconstriction, and better perfusion (passage of a fluid through the vessels of an organ) for the brain.    From Wordnik.com.  [Recently Uploaded Slideshows] Reference

Emax is the maximal effective tension induced by potassium-depolarization and % Kmax is expressed as the percentage of the maximal vasoconstriction induced by 76. 88mM potassium.    From Wordnik.com.  [PLoS ONE Alerts: New Articles] Reference

Darusentan inhibits endothelin-induced vasoconstriction.    From Wordnik.com.  [theHeart.org] Reference

I point to my face and explain: This is an example of what’s called vasoconstriction, and I have no control over it.    From Wordnik.com.  [Bravery (and How to Master It) « Isegoria] Reference

A cold compress isn’t going to make a major change, but the cold does cause temporary vasoconstriction of the blood vessels.    From Wordnik.com.  [Simple Skin Beauty] Reference

Cold-induced vasoconstriction of peripheral adipose tissue may account, in part, for the decrease in lipid mobilization. ".    From Wordnik.com.  [Blisstree] Reference

vasoconstriction, 46, 63.    From Wordnik.com.  [Simple Skin Beauty] Reference