Rectus abdominis muscle

This video tutorial explores the rectus abdominis muscle, a key component of the anterior abdominal wall. It covers the muscle's anatomy, including its origin, insertion, and structure, as well as its functions such as trunk movement, stabilization, and abdominal press. The video also discusses the muscle's innervation by the intercostal nerves and its role in exhalation. Additional resources for further learning are provided.

What role do the intercostal nerves play in the function of the rectus abdominis muscle?

How does the rectus abdominis muscle contribute to the movement of the trunk?