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Body Atlas, Bone Reference

Bones

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

411 bones

411 bones

Bone Lesser Horn of the Hyoid cornu minus ossis hyoidei Neck The lesser horns (lesser cornua) are small paired conical projections at the junction of the greater… Bone Lesser Sciatic Notch incisura ischiadica minor Pelvis & Hip The lesser sciatic notch is a smaller notch below the ischial spine on the posterior border… Bone Lesser Trochanter trochanter minor femoris Thigh The lesser trochanter is the conical medial eminence at the base of the femoral neck, the… Bone Lesser Tubercle of the Humerus tuberculum minus humeri Shoulder The lesser tubercle is a smaller medial projection of the proximal humerus, lying anterior and medial… Bone Lesser Wing of the Sphenoid ala minor ossis sphenoidalis Head & Skull The lesser wings of the sphenoid are two triangular plates projecting laterally from the upper part… Bone Linea Aspera linea aspera femoris Thigh The linea aspera is a prominent longitudinal rough ridge on the posterior surface of the femoral… Bone Lister Tubercle tuberculum dorsale radii Hand & Wrist Lister tubercle (dorsal radial tubercle) is a bony prominence on the dorsal surface of the distal… Bone Lister’s Tubercle tuberculum dorsale radii (Listeri) Forearm Lister's tubercle is the prominent dorsal ridge on the distal radius that acts as a pulley… Bone Lumbar Accessory Process processus accessorius vertebrae lumbalis Lower Back The accessory process of the lumbar vertebra is a small bony projection on the posterior surface… Bone Lumbar Inferior Articular Process processus articularis inferior vertebrae lumbalis Lower Back The lumbar inferior articular processes face anterolaterally, fitting inside the superior articular processes of the vertebra… Bone Lumbar Mamillary Process processus mamillaris vertebrae lumbalis Lower Back The mamillary process is a small tubercle on the posterior surface of each lumbar superior articular… Bone Lumbar Neural Arch arcus vertebrae lumbalis Lower Back The lumbar neural arch consists of paired pedicles and laminae forming the posterior bony ring around… Bone Lumbar Spinous Process processus spinosus vertebrae lumbalis Lower Back The lumbar spinous processes are broad, horizontally projecting posterior bony projections of L1-L5, providing attachment for… Bone Lumbar Superior Articular Process processus articularis superior vertebrae lumbalis Lower Back The lumbar superior articular processes face posteromedially, articulating with the inferior articular processes of the vertebra… Bone Lumbar Transverse Process processus transversus vertebrae lumbalis Lower Back The lumbar transverse processes project laterally from the junction of the pedicle and the superior articular… Bone Lumbar Vertebral Body corpus vertebrae lumbalis Lower Back The lumbar vertebral bodies are the largest in the mobile spine, supporting the full weight of… Bone Lunate os lunatum Hand & Wrist The lunate is a crescent-shaped carpal bone in the central proximal row that is the most… Bone Lunate Bone os lunatum Hand & Wrist The lunate is the central carpal bone in the proximal row, articulating with the radius proximally,… Bone Malleus malleus Head & Skull The malleus is the largest of the three middle ear ossicles, resembling a hammer (Latin: malleus).… Bone Mandible mandibula Head & Skull The mandible is the only moveable bone of the skull, forming the lower jaw. It articulates… Bone Mandibular Ramus ramus mandibulae Head & Skull The mandibular ramus is the vertical posterior portion of the mandible extending from the angle to… Bone Manubrium Sterni manubrium sterni Chest The manubrium is the superior and widest segment of the sternum, forming the jugular notch at… Bone Mastoid Air Cells cellulae mastoideae Head & Skull The mastoid air cells are a system of air-filled cavities within the mastoid process of the… Bone Mastoid Process processus mastoideus ossis temporalis Head & Skull The mastoid process is the conical bony projection of the mastoid part of the temporal bone,…

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