Flexor digitorum superficialis

Definition

The flexor digitorum superficialis is a muscle in the forearm that flexes the fingers at the proximal interphalangeal joints. It acts primarily on the middle phalanges of the four fingers excluding the thumb.

Related terms

Tendons: Tendons are tough, flexible bands of fibrous tissue that connect muscles to bones, facilitating movement.

Proximal Interphalangeal Joints (PIP): These are the joints in the fingers located between the first (proximal) and second (middle) phalanges, allowing bending of the finger.

Muscle Contraction: Muscle contraction is the process where muscle fibers shorten and generate force, leading to movement of body parts