Muscles of the Shoulder Region

Illustration of the superficial muscles of the back, highlighting their anatomical positions.

The Extrinsic Muscles of the Shoulder

Illustration of the rotator cuff muscles that stabilize the shoulder joint.

The Intrinsic Muscles of the Shoulder

Popular

Illustration of the lateral head and neck showing the course and tributaries of the retromandibular vein, including the superficial temporal, maxillary, posterior auricular, facial, external jugular, and internal jugular veins.
Encyclopaedia

Retromandibular Vein

by Jared Tang

Diagram illustrating the external and internal intercostals muscles of the thoracic wall.
Encyclopaedia

Internal Intercostals

by Dr Oliver Jones

Superior view of the pelvic floor with emphasis on the prerectal fibers of the puborectalis muscle.
Encyclopaedia

Puborectalis

by Aren Mnatzakanian