apraxia


aprax·ia

noun \(ˌ)ā-ˈprak-sē-ə\

Definition of APRAXIA

:  loss or impairment of the ability to execute complex coordinated movements without muscular or sensory impairment
aprac·tic \-ˈprak-tik\ or aprax·ic \-ˈprak-sik\ adjective

Origin of APRAXIA

New Latin, from Greek, inaction, from a- + praxis action, from prassein to do — more at practical
First Known Use: circa 1881

aprax·ia

noun \(ˈ)ā-ˈprak-sē-ə\   (Medical Dictionary)

Medical Definition of APRAXIA

: loss or impairment of the ability to execute complex coordinated movements without muscular or sensory impairment—compare eupraxia
aprac·tic \-ˈprak-tik\ or aprax·ic \-ˈprak-sik\ adjective

apraxia

noun    (Concise Encyclopedia)

Disturbance in carrying out skilled acts, caused by a lesion in the cerebral cortex; motor power and mental capacity remain intact. Motor apraxia is the inability to perform fine motor acts. Ideational apraxia is loss of the ability to plan even a simple action. In ideokinetic apraxia, there is no coordination between formation of ideas and motor activity; affected persons can do certain things automatically but not deliberately. Constructional apraxia is the inability to put together elements to form a meaningful whole.

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