coma definition - HEALTHIES
What Is the Medical Definition of Coma? A coma is a deep state of unconsciousness in which individuals do not consciously respond to stimuli in their environment. Coma ...
Understanding the Context
A coma (from Ancient Greek κῶμα koma 'deep sleep'[1][2]) is a prolonged state of deep unconsciousness in which a person cannot be awakened, fails to respond normally to stimuli (including pain, light, and sound), lacks a normal sleep-wake cycle and does not initiate voluntary actions. [3] A coma is a deep unconscious state where you can’t wake up or respond, even to pain or loud sounds. Head injuries, strokes, infections or overdoses, among other things, can cause it. Coma is a state of prolonged loss of consciousness.
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It can have a variety of causes, including traumatic head injury, stroke, brain tumor, or drug or alcohol intoxication. The meaning of COMA is a state of profound unconsciousness caused by disease, injury, or poison. During a coma, a person is unresponsive to their environment. The person is alive and looks like they are sleeping. However, unlike in a deep sleep, the person cannot be awakened by any...
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Coma is defined as a state of deep unconsciousness, an eyes-closed unresponsive state. Coma is usually a transitory state though it may last for an indefinite or even prolonged period. Alerting and arousal functions of the brain are affected as well as awareness and the content of consciousness. Coma is unresponsiveness from which the patient cannot be aroused and in which the patient's eyes remain closed. Impaired consciousness refers to similar, less severe disturbances of consciousness; these disturbances are not considered coma.