motor nerve

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Related to Motor innervation: motor nerve, motoneuron

motor nerve

[′mōd·ər ‚nərv]
(neuroscience)
A nerve composed wholly or principally of motor fibers.
References in periodicals archive ?
The median nerve does not have cutaneous or motor branches in the arm, but in the forearm it provides motor innervation to the anterior compartment, except for the flexor carpi ulnaris and half of the flexor digitorum profundus.
Resections in all other classes may have multiple impairments such as disarticulation of mandible; loss of the muscles of mastication; sensory and motor innervation loss; distortion of mandibular movement; impairment of speech, swallowing, saliva control, manipulation of food and respiration; facial disfigurement and impaired psychic functioning.
5,8) It also provides motor innervation to the external anal sphincter.
Placement of catheters in proximity of lumbar spinal segments providing motor innervation to the lower extremities appears to increase the risk of motor block in the legs when compared with a more cephalad approach (26).
We have previously reported three types of synaptic responses in octopus arm muscles, indicative of differential slow and fast motor innervation (Matzner et al.