Anatomy by region

The muscles and bones of each region of the body, side by side, with their origins, insertions and actions.

Trunk

Abdominal muscles The muscle walls of the abdomen, from the six-pack to the diaphragm. Bones of the rib cage The sternum, the twelve pairs of ribs and the thoracic spine that protect the chest. Bones of the spine The 24 vertebrae, the sacrum and the coccyx that make up the vertebral column.

Lower limb

Bones of the foot Twenty-six bones in three groups that build the arches of the foot. Muscles of the hip The gluteal muscles, the deep rotators and the iliopsoas, around the hip joint. Muscles of the leg Ten muscles below the knee, in three compartments, that move the ankle and toes. Muscles of the thigh Quadriceps, adductors and hamstrings, the three muscle groups between hip and knee.

Upper limb

Bones of the hand The 8 carpals, 5 metacarpals and 14 phalanges of the wrist and hand. Muscles of the forearm Sixteen muscles in two compartments that move the wrist, the fingers and the thumb. Muscles of the shoulder Fourteen muscles that hold the shoulder joint together and steer the arm and scapula.

Head and neck

Muscles of the face The muscles that move the skin of the face, and the two big chewing muscles.

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