internal carotid arterymedical dictionary

<artery>

<anatomy> Arises from the common carotid opposite upper border of thyroid cartilage (C-4 vertebral level) and terminates in the middle cranial fossa by dividing into the anterior and middle cerebral arteries; for descriptive purposes it is divided into four parts: cervical, petrous, cavernous, and cerebral.

Synonyms: arteria carotis interna.

(05 Mar 2000)