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Physiological Thermoregulation

Across
One side-effect of vasoconstriction is the risk of _________________. Or the freezing of tissue, especially on fingers, toes, nose and ears.
The body functions best in water temperatures at or near ____________ degrees F.
Blood vessels near skin constrict redirecting warm blood back toward the heart.
Nicotine is a _______________________ which can prove deadly in hot weather.
During hot weather, blood vessels under the skin open up allowing warm blood to dump heat at the skin's surface.
We can force sweating by ________________ our clothes.
Alcohol is a _____________ which can prove deadly in cold weather.
Down
During cold weather, our body needs about 25 to 50% more calories to maintain body heat. In other words, we have an increased ________________________.
Cold weather, especially cold water, can lead to frequent urination or cold ______________.
No matter how cold, there must be a __________ blood flow to the head. (This is why wearing hats during cold weather is so important.)
Blood carries ____________ around our body.
We live in a ______________ temperature world.
Our body functions best in air temperatures between seventy (70F) and _________ degrees F.
Shaking or ________________ is a type of thermogenesis.
Fancy word for 'creation of heat'.
This evaporative process dissipates a ton of heat at the skin's surface. Think conduction of heat via water.