All 206 bones of the adult skeleton by region: skull, spine, thorax, upper and lower limb, with Latin names, counts, key features and 3D articles.

Bones (skeletal system)

Main skeletal muscles by region, from shoulder to head and neck, with Latin names, origin, insertion, nerve supply and action, plus 3D articles.

Muscles (muscular system)

A U-shaped bone under the jaw, above the thyroid cartilage, with no joint to any other bone. Its parts, attached muscles, and how to feel it.

Where is the hyoid bone? Location, greater and lesser horns, and attached muscles

The ilium is the large upper part of the hip bone, felt at the waist. Its relation to the ischium and pubis, landmarks such as the iliac crest and ASIS, and the muscles attached to it, with 3D anatomy images.

Where is the ilium? Location, iliac crest, ASIS and muscles of the upper hip bone

Introduction In this article, we cover the basics of the spine (vertebral column), the foundation of human anatomy. The spine supports the head, moves the trunk, and protects the spinal cord, all at the same time. Many muscles, ligaments, and nerves [&hellip;]

Spine Basics: How Many Vertebrae, Structure, Functions, and Terminology Explained with 3D Anatomy

The largest of the three auricular muscles, from the galea aponeurotica to the top of the auricle. What it does, why it is vestigial, and its nerve.

Superior auricular muscle (auricularis superior): position and nerve

Tibialis posterior: from the interosseous membrane behind the medial malleolus to the navicular. Inversion, arch support, tibial nerve.