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Encyclopedia > Inferior branch of oculomotor nerve
Nerve: Inferior branch of oculomotor nerve
Plan of oculomotor nerve. (Inferior branch visible at bottom.)
Latin ramus inferior nervi oculomotorii
Gray's subject #198 884
Innervates Inferior rectus, Medial rectus, Inferior oblique, Ciliary
From oculomotor nerve
Dorlands/Elsevier r_02/12690314

The inferior branch of the oculomotor nerve or the inferior division, the larger, divides into three branches. Latin is an ancient Indo-European language originally spoken in Latium, the region immediately surrounding Rome. ... The inferior rectus muscle is a muscle in the orbit that depresses, adducts, and rotates the eye laterally. ... The medial rectus muscle is a muscle in the orbit. ... Grays FIG. 872- The choroid and iris. ... The oculomotor nerve () is the third of twelve paired cranial nerves. ... Elseviers logo. ...

  • One passes beneath the optic nerve to the medial rectus.
  • Another, to the inferior rectus.
  • The third and longest runs forward between the inferior recti and lateralis to the inferior oblique. From the last a short thick branch is given off to the lower part of the ciliary ganglion, and forms its short root.

All these branches enter the muscles on their ocular surfaces, with the exception of the nerve to the inferior oblique, which enters the muscle at its posterior border. The medial rectus muscle is a muscle in the orbit. ... The inferior rectus muscle is a muscle in the orbit that depresses, adducts, and rotates the eye laterally. ... The ciliary ganglion is small parasympathetic ganglion lying in the orbit between the optic nerve and the lateral rectus muscle that is associated with the nasociliary nerve (a branch of the ophthalmic division of the trigeminal nerve). ...


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