Bone
Temporal bone
Houses the ear
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)
Frequently asked questions
What type of bone is the temporal bone?
The temporal bone is an irregular bone.
What does the temporal bone articulate with?
The temporal bone articulates with the parietal; Occipital; Sphenoid; Zygomatic; Mandible (temporomandibular joint).
What are the key landmarks of the temporal bone?
Key landmarks of the temporal bone include the 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).