Calcaneus

SkeletalSkeletonLegLeft and right

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What it is
The heel bone, largest of the foot: a long block with a posterior tuberosity, a medial shelf (sustentaculum tali) supporting the talus, and a front facet for the cuboid.
Function
Forms the heel, bears the body weight on landing and anchors the Achilles tendon.
Size
≈ 7.5–8 cm long, 4 cm tall
Clinical note
Usually fractured by falls from a height landing on the heels.

Nearby skeletal structures Cuboid, Fifth metatarsal, Fourth metatarsal, Intermediate cuneiform, Lateral cuneiform, Medial cuneiform, Navicular, Second metatarsal, Talus, Third metatarsal