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

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The Gastrointestinal Tract

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by Dominic Aubrey-Jones

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Inferior Thyroid Artery

by Emily West

Illustration of the extrinsic muscles of the tongue, excluding the palatoglossus muscle.

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Genioglossus

by Max Bidewell