Os Trapezium (Noun)
Meaning
The wrist bone on the thumb side of the hand that articulates with the 1st and 2nd metacarpals.
Classification
Nouns denoting body parts.
Examples
- The os trapezium is a small, irregularly-shaped bone located in the wrist that plays a crucial role in thumb movement.
- Injury to the os trapezium can cause pain and stiffness in the wrist and thumb, making everyday activities challenging.
- The os trapezium articulates with the scaphoid bone on one side and the first metacarpal bone on the other, forming a complex joint.
- A fracture to the os trapezium typically occurs when a person falls onto an outstretched hand, causing the bone to break.
- The os trapezium is one of the eight carpal bones in the human wrist, and its proper function is essential for a wide range of motions.