Friday, January 8, 2010

Frostbite

The answer to yesterdays Medical Challenge was..you guess it...frostbite. Frostbite occurs when tissue is exposed to temperatures below the freezing point of skin. It can happen to anyone, even those acclimated to cold climate. As the body gets colder and colder the blood vessels in the extremities constrict to send more blood to vital organs. That is why fingers, toes, noses and ears are so