S

All anatomy entries starting with "S"

16 entries

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

16 entries · Bones

Bone Sacrum os sacrum Spine The sacrum is formed by five fused sacral vertebrae forming a triangular bone that wedges between… Bone Sacrum (Detail) os sacrum Pelvis & Hip The sacrum is formed by the fusion of five sacral vertebrae, forming the posterior wall of… Bone Sacrum (Full) os sacrum Pelvis & Hip The sacrum is the wedge-shaped fused bone forming the posterior pelvis, articulating with L5 above, the… Bone Scaphoid os scaphoideum Hand & Wrist The scaphoid is the largest proximal carpal bone and the most commonly fractured wrist bone, lying… Bone Scaphoid (Full) os scaphoideum Hand & Wrist The scaphoid bridges the proximal and distal carpal rows, making it the mechanical pivot of wrist… Bone Scapula scapula Shoulder The scapula is a triangular flat bone forming the posterior shoulder girdle, featuring the glenoid cavity… Bone Scapula (Detail) scapula (detail) Shoulder The scapula is a complex flat bone providing the glenohumeral socket, multiple muscle attachments, and the… Bone Second to Twelfth Ribs costae II-XII Chest Ribs 2-12 form the lateral thoracic cage, each with a head (two articular facets for adjacent… Bone Sesamoid Bones (Hand) ossa sesamoidea manus Hand & Wrist The hand has two constant sesamoid bones at the thumb MCP joint — one in the… Bone Sesamoid Bones of the First MTP ossa sesamoidea hallucis Foot & Ankle The two sesamoid bones of the great toe are embedded in the tendons of the flexor… Bone Sesamoid Bones of the Foot ossa sesamoidea pedis Foot & Ankle The two sesamoid bones of the great toe (medial and lateral sesamoids) are embedded within the… Bone Sphenoid Bone os sphenoidale Head & Skull The sphenoid is the central skull base bone articulating with every other cranial bone, making it… Bone Sphenoid Bone os sphenoidale Head & Skull The sphenoid is a butterfly-shaped bone at the base of the skull that articulates with every… Bone Spinous Process processus spinosus vertebrae Spine The spinous process is the posterior midline projection of each vertebra, serving as the attachment site… Bone Sternum sternum Chest The sternum is a flat, dagger-shaped bone forming the anterior midline of the thorax, consisting of… Bone Sternum (Full) sternum Chest The sternum forms the central anterior thorax, articulating with the clavicles at the SC joints and…

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