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Body Atlas, Bone Reference

Bones

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

45 bones

45 bones in Foot & Ankle Clear ×

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 Navicular Bone of the Foot os naviculare pedis Foot & Ankle The navicular (boat-shaped) bone forms the keystone of the medial longitudinal arch, articulating with the talar… 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 Intermetatarseum os intermetatarseum Foot & Ankle The os intermetatarseum is an accessory ossicle located at the base of the first or second… 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 Peroneum os peroneum Foot & Ankle The os peroneum is a sesamoid ossicle embedded within the peroneus longus tendon as it curves… Bone Os Trigonum os trigonum Foot & Ankle The os trigonum is a small accessory ossicle posterior to the lateral talar posterior process, present… Bone Os Vesalianum of the Foot os vesalianum pedis Foot & Ankle The os vesalianum is a small accessory ossicle at the proximal lateral foot, located at or… Bone Peroneal Tubercle of the Calcaneus tuberculum peroneale calcanei Foot & Ankle The peroneal tubercle (peroneal trochlea) is a small bony projection on the lateral calcaneal surface that… 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 Proximal Phalanges (Foot) phalanges proximales pedis Foot & Ankle The proximal phalanges of the toes articulate with the metatarsals at the metatarsophalangeal joints and undergo… 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 Sustentaculum Tali sustentaculum tali Foot & Ankle The sustentaculum tali is a horizontal shelf-like projection from the medial surface of the calcaneus that… Bone Talar Body corpus tali Foot & Ankle The talar body is the posterior and largest segment of the talus, comprising the trochlea (superior… Bone Talar Dome trochlea tali Foot & Ankle The talar dome (trochlea tali) is the superior articular surface of the talus that fits within… Bone Talar Neck collum tali Foot & Ankle The talar neck is the constricted segment of the talus between the head anteriorly and the… Bone Talus talus Foot & Ankle The talus sits at the summit of the foot, transmitting body weight from the tibia to… Bone Talus (Full) talus Foot & Ankle The talus is the keystone of the ankle mortise, transmitting body weight from the tibia to… Bone Tarsal Sinus sinus tarsi Foot & Ankle The tarsal sinus (sinus tarsi) is the cone-shaped space between the talus and calcaneus, formed by… Bone Tibial Sesamoid of the Hallux os sesamoideum tibiale hallucis Foot & Ankle The medial (tibial) sesamoid of the hallux is the larger of the two sesamoids embedded in…