← Chapter 11
Anatomy & Physiology · Chapter 11

Muscles of the Trunk

The trunk muscles do quiet but vital work. They handle breathing. They protect your organs. They bend and twist your body. Tap each one.

Diaphragm

Trunk musclesbreathe, protect, bend

The muscles

📷 Reference image
A real labeled figure to compare with the interactive above.
Drawing of the muscles of the chest, belly, and back
Muscles of the Trunk — OpenStax, CC BY 4.0 (via Wikimedia Commons)