stapes
Sign in to saveThe stapes or stirrup is a bone in the middle ear of humans and other tetrapods which is involved in the conduction of sound vibrations to the inner ear. This bone is connected to the oval window by its annular ligament, which allows the footplate (or base) to transmit sound energy through the oval window into the inner ear. The stapes is the smallest and lightest bone in the human body, and is so-called because of its resemblance to a stirrup ().
Key facts
- Bone.Latin
- stapes
- Bone.Name
- Stapes
- Bone.Image
- Stapes bone svg hariadhi.svg
- Bone.Caption
- Frontal view of stapes (A), and view from below (B).
- Bone.Precursor
- Second branchial arch
- Bone.PartOf
- Middle ear
- Bone.System
- Auditory system
- Bone.Articulations
- Incudostapedial joint
via Wikipedia infobox
Article
9 sectionsContents
- Structure
- Development
- Animals
- Variation
- Function
- Clinical relevance
- History
- References
- External links
The stapes or stirrup is a bone in the middle ear of humans and other tetrapods which is involved in the conduction of sound vibrations to the inner ear. This bone is connected to the oval window by its annular ligament, which allows the footplate (or base) to transmit sound energy through the oval window into the inner ear. The stapes is the smallest and lightest bone in the human body, and is so-called because of its resemblance to a stirrup ().
==Structure==