Anatomy study note · Head and neck

Temporal bone

A paired bone of the side and base of the skull containing the middle and inner ear.

Key points

• Squamous, petrous, tympanic, mastoid, styloid parts.
• Internal acoustic meatus (VII, VIII); stylomastoid foramen (VII).
• Petrous ridge separates middle and posterior fossae.
• Temporal: squamous/tympanic membrane; petrous/mastoid from the otic capsule.
• Bone: type I collagen + hydroxyapatite.
• Osteoblast builds, osteocyte maintains, osteoclast resorbs.

The full note in the atlas also covers

Features · Histology · Development · Clinical notes

Sign in free to see it on the 3D model, read the full note and practise questions on it.

Written from

• Snell’s Clinical Anatomy by Regions, 10th ed., ch. 12, PDF pp. 1488–1489, 1494–1498
• Inderbir Singh’s Human Embryology, ch. 10, PDF pp. 140–141
• BRS Cell Biology & Histology, 7th ed., ch. 7, PDF pp. 121–125, 130

More from the head and neck

• Temporal lobe
• Temporalis
• Temporomandibular joint
• Tensor veli palatini
• Thalamus
• Thyroarytenoid and vocalis
• Thyrohyoid
• Thyroid cartilage
• Thyroid gland
• Tongue
• Trigeminal nerve
• Trochlear nerve

Privacy policy · Designed by DATXOC LLC.