Template:Stapes Anatomy table
From Embryology
Component | Latin | Description | |
Head | capitulum stapedis | presents a depression covered by cartilage | articulates with lenticular process of incus |
Neck | constricted part of the bone, succeeding the head | gives insertion to tendon of stapedius muscle | |
Two crura | crus anterius and crus posterius | diverge from the neck , connected at ends by a flattened oval plate | anterior is shorter and less curved than the posterior |
Base | basis stapedis | forms the foot-plate of the stirrup | fixed to margin of fenestra vestibuli by a ring of ligamentous fibers |