Written by the Fiveable Content Team • Last updated August 2025
Written by the Fiveable Content Team • Last updated August 2025
Definition
The rectus abdominis is a long, flat muscle that extends along the front of the abdomen. It is crucial for maintaining posture and facilitating movements such as bending forward at the waist.
AP course connection
Topic 11.4: 11.4 Axial Muscles of the Abdominal Wall, and Thorax