Word: bradycardia
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Dates: during 1977-1977
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...skin, muscles and other tissues that are relatively resistant to damage from oxygen deprivation. At the same time, it sends the body's remaining oxygenated blood to the heart and to the brain, whose cells will indeed begin to die after about four minutes without oxygen. Bradycardia -the slowing down of heartbeat associated with the diving reflex-can even be induced by immersing the face in a bowl of cold water while holding the breath for 20 seconds...
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