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metabolic rate and heat production increases


meteabolic rate stays high due to oxygen debt

vasodilatin, sweating

excess heat lost because of ____ and ___-


uncoordinated contraction of muscle fibers resulting in shaking and heat production


involuntary contraction of a single muscle


a painful spasm


involuntary twitching of muscles normally under voluntary control--eylid or facial muscles


rhythmic, involuntary contraction of opposing muscle groups


involuntary, brief twitch of a motor unit visible under the skin

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