oculomotor nerve


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Related to oculomotor nerve: abducens nerve

oculomotor nerve

n.
Either of the third pair of cranial nerves, which originate in the midbrain and control most of the muscles that move the eyeballs.

oculomotor nerve

n
(Anatomy) the third cranial nerve, which supplies most of the eye muscles

oculomo′tor nerve`


n.
either one of the third pair of cranial nerves, which innervate most of the muscles of the eyeball.
[1880–85]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.oculomotor nerve - supplies extrinsic muscles of the eyeoculomotor nerve - supplies extrinsic muscles of the eye
cranial nerve - any of the 12 paired nerves that originate in the brain stem
References in periodicals archive ?
Other complaints were decreased level of consciousness, decreased vision, vomiting, hearing loss, acromegalic features, numbness, proptosis, cerebrospinal fluid (CSF) rhinorrhoea, altered behaviour, ataxia, blindness, dysphagia, oculomotor nerve palsy, diplopia, vertigo, monoplegia, post-auricular discharge and tinnitus.
Ptosis may be caused by trauma to the levator muscle, insult to the superior cervical sympathetic ganglion or damage to the oculomotor nerve.
Because the trochlear nerve lies in close vicinity to the oculomotor nerve at the lateral wall of the cavernous sinus, these two cranial nerves are generally involved together.
Orbital apex syndrome (OAS) has been described as a syndrome involving damage to the oculomotor nerve (CN3), trochlear nerve (CN4), ophthalmic branch of the trigeminal nerve (CN5) and abducens nerve (CN6) in association with optic nerve dysfunction.
The supraorbital keyhole approach effectively exposes the frontal lobe base, anterior clinoid process, canalis opticus, olfactory sulcus, olfactory tract, optic nerve, optic chiasm, oculomotor nerve, anterior communicating artery, anterior cerebral artery A1 segment, pituitary stalk, diaphragma sellae, dorsum sellae, posterior clinoid process, basilar artery apex, posterior cerebral artery P1 segment, superior cerebellar artery proximal, front upper pontine and interpeduncular cistern, anteromedial temporal lobe, internal carotid, middle cerebral artery (M1, M2 segment, and part of M3 segment), anterior choroidal artery, posterior communicating artery; and contralateral carotid artery medial surface, anterior cerebral artery A1 and A2 proximal, middle cerebral artery M1 and M2 proximal.
The combination of ptosis, ipsilateral pupillary dilation, and lack of response to light is a manifestation of oculomotor nerve disorder (SLATTER, 2005).
Complete neuroophthalmic examination included the visual acuity test, color vision test, visual field analysis (Goldman), pupillary reaction test, oculomotor nerve test, Hertel exophthalmometry, and ophthalmoscopy of ocular fundus.
Hyperglycemia and the eventual ischemic occurrence stemming from diabetic macroangiopathic changes have been postulated as the most common causes of the cranial nerve palsies especially the oculomotor nerve [9].
A 37-year-old woman presented with isolated right-sided oculomotor nerve palsy.
There may also be oculomotor nerve palsy ipsilateral to the lesion, which may be partial (unilateral pupil dilatation).