decerebrate

(redirected from decerebrated)
Also found in: Dictionary, Thesaurus, Encyclopedia.
Related to decerebrated: Decerebrate posture

decerebrate

 [de-ser´ĕ-brāt]
1. to eliminate cerebral function by transection of the brainstem or ligation of the common carotid arteries and basilar artery at the center of the pons.
2. a laboratory animal so prepared.
decerebrate rigidity a posture found in those with lesions of the upper part of the brainstem or severe bilateral lesions of the cerebrum; the patient lies in rigid extension with the arms internally rotated at the shoulders, elbows, knees, and hips extended, and fingers, ankles, and toes flexed. The jaw may be clenched with the neck hyperextended. Called also decerebrate posturing.
Decerebrate rigidity (or posturing).

de·cer·e·brate

(dē-ser'ĕ-brāt),
1. To cause decerebration.
2. Denoting an animal so prepared, or a patient whose brain has suffered an injury that renders the patient, in neurologic behavior, comparable with a decerebrate animal.

decerebrate

(dē-sĕr′ə-brāt′)
tr.v. decere·brated, decere·brating, decere·brates
To eliminate cerebral brain function in (an animal) by removing the cerebrum, cutting across the brainstem, or severing certain arteries in the brainstem, as for purposes of experimentation.
adj. (also -brĭt)
1. Deprived of cerebral function, as by having the cerebrum removed.
2. Resulting from or as if from decerebration: decerebrate rigidity; decerebrate movements.
3. Lacking intelligence or reason.
n. (also -brĭt)
A decerebrate animal or person.

de·cer′e·bra′tion n.

de·cer·e·brate

(dē-ser'ĕ-brāt)
1. To cause decerebration.
2. Denoting an animal so prepared, or a patient whose brain has suffered an injury causing neurologic impairment comparable with that of a decerebrate animal.

decerebrate

Suffering from the effects of loss of cerebral activity, such as thought, consciousness, sensation and the power of voluntary movement.
References in periodicals archive ?
So dogs are decerebrated or mutilated or poisoned or burned to provide grist for a reamed thesis; other dogs are tormented into states of trauma, into states of "reamed helplessness," into "psychological death," to see if their observed decline can give any insights into human depression.
I am unreliably informed that Bare-Knuckle, decerebrated table tennis ball designer and lightweight European hopping champion (1954-57), claims in a new pamphlet that women are totally unsuitable for positions of responsibility.
The animal was decerebrated by a complete transection of the diencephalon and caudal telencephalon at the level of the optic chiasm.