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Body Atlas, Bone Reference

Bones

Full skeletal reference, surface landmarks, articulations, ossification, fracture patterns, and clinical significance.

147 bones
147 bones
Bone Medial Malleolus malleolus medialis tibiae Foot & Ankle The medial malleolus is the distal medial projection of the tibia forming the medial wall of… Bone Metacarpals (1–5) ossa metacarpi Hand & Wrist The five metacarpals are the bones of the palm connecting the carpal bones to the proximal… Bone Metatarsals (1–5) ossa metatarsi Foot & Ankle The five metatarsals form the forefoot between the tarsal bones and the toes, numbered 1 (great… Bone Middle Phalanges (Foot) phalanges mediae pedis Foot & Ankle The four middle phalanges of the toes (absent in the great toe) provide the connection between… Bone Middle Phalanges (Hand) phalanges mediae manus Hand & Wrist The four middle phalanges (absent in the thumb) articulate with the proximal phalanges above and the… Bone Nasal Bone os nasale Head & Skull The paired nasal bones are small, rectangular bones forming the bridge of the nose, articulating with… Bone Nasal Bones ossa nasalia Head & Skull The paired nasal bones form the bridge of the nose, providing the superior bony support for… Bone Navicular os naviculare Foot & Ankle The navicular is the keystone of the medial longitudinal arch, articulating with the talus behind and… Bone Navicular (Foot) os naviculare pedis Foot & Ankle The tarsal navicular is the keystone of the medial longitudinal arch, articulating with the talar head… Bone Occipital Bone os occipitale Head & Skull The occipital bone forms the posterior and inferior cranium, featuring the foramen magnum through which the… Bone Olecranon olecranon ulnae Upper Arm The olecranon is the posterior prominence of the proximal ulna that fits into the olecranon fossa… Bone Os Acromiale os acromiale Shoulder The os acromiale is a failure of fusion of the acromial secondary ossification centre, present in… Bone Os Calcis Secundarius os calcis secundarius Foot & Ankle The os calcis secundarius is a rare accessory ossicle located on the superior-anterior surface of the… Bone Os Naviculare Accessorium os naviculare accessorium Foot & Ankle The accessory navicular (os naviculare accessorium) is an accessory ossicle adjacent to the navicular tuberosity, present… Bone Os Trigonum os trigonum Foot & Ankle The os trigonum is a small accessory ossicle posterior to the lateral talar posterior process, present… Bone Ossa Suturarum ossa suturarum (Wormian bones) Head & Skull Sutural bones (Wormian bones) are small accessory bones that develop within the cranial sutures, particularly the… Bone Palatine Bone os palatinum Head & Skull The paired palatine bones form the posterior hard palate, part of the floor and lateral walls… Bone Palatine Bones ossa palatina Head & Skull The paired palatine bones form the posterior hard palate (horizontal plate), the posterior lateral nasal wall,… Bone Parietal Bone os parietale Head & Skull Paired bones forming the upper sides and roof of the cranial vault, the parietal bones articulate… Bone Patella patella Knee The patella is the largest sesamoid bone in the body, embedded within the quadriceps tendon and… Bone Patella (Detail) patella Knee The patella is the largest sesamoid bone, embedded in the quadriceps tendon. Its posterior surface has… Bone Phalanges of the Foot (Overview) phalanges pedis Foot & Ankle The 14 foot phalanges include proximal, middle, and distal phalanges for the lesser four toes and… Bone Pisiform os pisiforme Hand & Wrist The pisiform is a pea-shaped sesamoid bone embedded within the flexor carpi ulnaris tendon, lying anterior… Bone Pisiform (Full) os pisiforme Hand & Wrist The pisiform is a sesamoid bone in the FCU tendon, articulating with the triquetrum at the…
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