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residual schizophrenia

in DSM–IV–TR, a subtype of schizophrenia diagnosed when there has been at least one schizophrenic episode but positive symptoms (e.g., delusions, hallucinations, disorganized speech or behavior) are no longer present, and only negative symptoms (e.g., flat affect, poverty of speech, avolition) or mild behavioral and cognitive disturbances (e.g., eccentricities, odd beliefs) remain. This subtype has been eliminated from DSM–5.

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Psychology term of the day

November 18th 2024

hypoglossal nerve

hypoglossal nerve

the 12th cranial nerve, a motor nerve that originates in a nucleus on the floor of the fourth ventricle within the brain and innervates the muscles of the tongue, lower jaw, and areas of the neck and chest. Also called cranial nerve XII.