internal carotid plexus (redirected from Plexus caroticus interna)

internal carotid plexus

n.

An autonomic plexus that surrounds the internal carotid artery in the carotid canal and in the cavernous sinus and sends branches to the tympanic plexus, sphenopalatine ganglion, abducens and oculomotor nerves, the cerebral vessels, and the ciliary ganglion.

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internal carotid plexus,

a network of nerves on the internal carotid artery, formed by the internal carotid nerve. The internal carotid plexus supplies sympathetic fibers to the branches of the internal carotid artery, the tympanic plexus, the nerves of the cavernous sinus, and the cranial parasympathetic ganglia through which the fibers pass. Compare common carotid plexus, external carotid plexus.