What is the upper jaw called?

The upper jaw is called the maxilla. Gray's Anatomy (1918) describes it as a pair of bones that together form the upper jaw.

What it is

  • A pair of bones that together form the upper jaw.
  • Each contains a large air-filled cavity (the maxillary sinus).
  • Carries the upper teeth in its lower border (the alveolar process).

Where it is

  • In the middle of the face.
  • Between the eye sockets above and the mouth below.
  • Joins the nasal, zygomatic, frontal, and palatine bones.

Source:

Last verified: 2026-07-18

  • Best Anatomy Answers is an educational reference about human anatomy. It is not medical advice — for any health concern, talk to a licensed medical professional.

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