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apraxia

Inability to carry out a learned, purposeful movement even though the person has the strength, feeling and wish to do it.

ay-PRAK-see-uh noun

Word parts

a- withoutprax action, doing-ia condition

What it means

A problem in the brain's planning of movement. A person may be unable to use a comb, button a shirt or follow the command "wave goodbye," though the muscles work and they understand the request. It can follow a stroke or head injury and occurs in dementia. In apraxia of speech, the person knows what they want to say but cannot plan the mouth movements to say it.

For the nurse

Break tasks into small steps, show rather than tell, and give the client time. Involve occupational and speech therapy.

At a glance

Spanishapraxia

Easy to confuse with

ataxia

Loss of control and coordination of body movements, so that movements are clumsy and unsteady.

Related terms

a-

A word beginning that means without, not or absence of; written an- before a vowel.

occupational therapist

A health professional who helps people do the everyday tasks of living and working.

aphasia

Loss or impairment of the ability to understand or use language, from damage to the brain.

stroke

Sudden damage to part of the brain because its blood supply is blocked or a blood vessel in it bursts.

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