Cotyloid Joint (Noun)
Meaning
A freely moving joint in which a sphere on the head of one bone fits into a rounded cavity in the other bone.
Classification
Nouns denoting body parts.
Examples
- The shoulder joint is a classic example of a cotyloid joint, allowing for a wide range of motion in the arm.
- The hip joint is another type of cotyloid joint, where the head of the femur fits into the acetabulum of the pelvis.
- Cotyloid joints are characterized by a ball-and-socket structure, allowing for rotational movement in multiple axes.
- The cotyloid joint in the shoulder allows for flexion, extension, abduction, and rotation of the arm.
- In a cotyloid joint, the rounded head of one bone articulates with a cup-like depression in another bone, enabling smooth movement.