oculomotor nerve


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Related to oculomotor nerve: abducens nerve

oculomotor nerve

[¦äk·yə·lō′mōd·ər ′nərv]
(neuroscience)
The third cranial nerve; a paired somatic motor nerve arising in the floor of the midbrain, which innervates all extrinsic eye muscles except the lateral rectus and superior oblique, and furnishes autonomic fibers to the ciliary and pupillary sphincter muscles within the eye.
References in periodicals archive ?
Ischemic oculomotor nerve palsy, also called diabetic third-nerve palsy, is the most common etiologic subset of oculomotor nerve palsy in adults.
Sphenoid sinus mucocoele presenting with isolated oculomotor nerve palsy.
Finally, in the absence of other intracranial pathology, oculomotor nerve palsy is a rare complication of spinal anaesthesia or inadvertent dural puncture.
The oculomotor nerve pierces the dura lateral to the posterior clinoid process and traverses the cavernous sinus, before dividing.
The most common clinical presentation of a macroadenoma is with either a visual field defect or hormonal dysfunction and only a few cases of presentation with oculomotor nerve palsy are described (2-4).
Transient oculomotor nerve misdirection in a case of pituitary tumor with hemorrhage.
Which one of the following statements about the pre-ganglionic pupillomotor fibres of the oculomotor nerve is TRUE?