AnatomyDeck

Bone

Temporal bone

Houses the ear

Head & neckSkeletal system

High-yield

Its petrous part houses the inner ear; the internal acoustic meatus transmits CN VII and CN VIII. Styloid and mastoid processes are palpable landmarks.

Overview

A paired bone of the lateral skull base that houses the middle and inner ear and transmits the internal carotid artery and facial/vestibulocochlear nerves.

Reference facts

  • Bone type

    Irregular

  • Key landmarks

    Squamous part with zygomatic process; Petrous part; Mastoid process; Styloid process; External acoustic meatus; Mandibular fossa; Internal acoustic meatus; Carotid canal; Jugular foramen (with occipital)

  • Articulations

    Parietal; Occipital; Sphenoid; Zygomatic; Mandible (temporomandibular joint)

Your notes