What is the brachial artery?

The brachial artery is called the brachial artery. Gray's Anatomy (1918) describes it as the main artery of the upper arm.

What it is

  • The main artery of the upper arm.
  • A continuation of the axillary artery.
  • The artery normally used for measuring blood pressure.

Where it is

  • Runs down the medial side of the upper arm.
  • Lies alongside the median nerve.
  • Divides at the elbow into the radial and ulnar arteries.

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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