Sesamoid (Noun)
Meaning
Any of several small round bones formed in a tendon where it passes over a joint.
Classification
Nouns denoting body parts.
Examples
- The patella, or kneecap, is a sesamoid bone embedded in the tendon that connects the quadriceps muscle to the tibia.
- A sesamoid bone is also found in the tendon that connects the flexor hallucis brevis muscle to the base of the big toe.
- The sesamoid bones in the hands and feet provide a mechanical advantage, allowing for more efficient movement of the fingers and toes.
- The formation of a sesamoid bone in a tendon can be a response to increased stress or friction on the tendon.
- The two small sesamoid bones located on either side of the first metatarsal bone in the foot are prone to inflammation and can cause pain when irritated.