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What is On exposure to cold, all are seen EXCEPT:March 2013 and explain in detail?
Ans. D i.e. Cutaneous vasodilationHypothermiaIt is a condition in which core temperature drops below the required temperature for normal metabolism and body functions which is defined as 35.0 degC (95.0 degF).Symptoms may be sympathetic nervous system excitation:- Shivering,Hypeension,- Tachycardia,- Tachypnea, and- VasoconstrictionThese are all physiological responses to preserve heat. Cold diuresis, mental confusion, as well as hepatic dysfunction may also be present.