Keyword Analysis & Research: decerebrate versus decorticate posturing

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What is decerebrate posturing and why does it occur?

decerebrate posturing is an abnormal body posture that involves the arms and legs being held straight out, the toes being pointed downward, and the head and neck being arched backward. the muscles are tightened and held rigidly. this type of posturing usually indicates that severe damage has been done to the brain.

What causes decorticate posture?

Decorticate posture can be caused by a number of conditions, including: traumatic brain injury (TBI) bleeding in the brain brain tumor stroke brain problem due to drug use, poisoning, infection, or liver failure increased pressure in the brain infection, such as Reye’s syndrome, malaria, or ...

What part of the brain is damaged with decerebrate posturing?

It may also indicate damage to the midbrain. While decorticate posturing is still an ominous sign of severe brain damage, decerebrate posturing is usually indicative of more severe damage at the rubrospinal tract, and hence, the red nucleus is also involved, indicating a lesion lower in the brainstem.

What does decerebrate mean?

Decerebrate rigidity; decerebrate movements. A decerebrate animal or person. Of or having to do with an animal or person lacking cerebral functions, as in consequence of an experiment or an illness. A decerebrate animal or person. To eliminate cerebral functions of (an animal), as by surgical removal of the cerebrum or by severing the brain stem.

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