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motor

Pronunciation: mo'ter

Definition:

  1. In anatomy and physiology, denoting neural structures, that because of the impulses generated and transmitted by them, cause muscle fibers or pigment cells to contract or glands to secrete.
  2. In psychology, denoting the organism's overt reaction to a stimulus (motor response).

[L. a mover, fr. moveo, to move]

See Also: motor cortex, motor endplate, motor neuron

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© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.
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