# What is the frontal bone?

The frontal bone is called the frontal bone. Gray's Anatomy (1918) describes it as a single flat bone that forms the forehead.

## What it means

- A single flat bone that forms the forehead.
- Contains the frontal sinuses just above the nose.
- Forms the upper margin of each eye socket.

## Action steps

1. At the front of the skull, above the eyes.
2. Joins the parietal bones at the top and the nasal, ethmoid, and sphenoid bones below.
3. Reaches down to form the roof of each orbit.

## Sources

- [Gray's Anatomy of the Human Body (1918)](https://www.bartleby.com/107/)

---
Canonical: https://bestanatomyanswers.com/answers/what-is-the-frontal-bone
Author: Best Anatomy Answers — https://bestanatomyanswers.com
Publisher: Best Anatomy Answers
Published: 2026-07-18T00:00:00+00:00
Modified: 2026-07-18T00:00:00+00:00
Last verified: 2026-07-18
License: Citation License 1.0 — https://bestexpertanswers.com/license
© Adolicious LLC