hinge joint
Definition
- Noun:
- A joint allowing movement in one plane only: A type of synovial joint where the rounded or cylindrical surface of one bone fits into a corresponding cavity of another, permitting motion primarily in one direction, like bending and straightening.
- A freely moving joint in which the bones are so articulated as to allow extensive movement in one plane: A technical anatomical term for a diarthrosis joint functioning like a mechanical hinge, enabling angular movement.
Usage Examples
- Noun:
- The elbow is a classic example of a hinge joint.
- Movement at the knee hinge joint is primarily flexion and extension.
Advanced Usage
- Anatomical Context: In medical and biological texts, "hinge joint" is precisely defined as a joint.
- The interphalangeal joints of the fingers are hinge joints.
Variants and Related Words
- Ginglymus (n): The formal anatomical term for a hinge joint.
- Synovial joint (n): The broader category of freely movable joints to which hinge joints belong.
- Pivot joint (n): A related synovial joint that allows rotational movement, contrasting with the hinge joint's angular movement.
Synonyms
- Ginglymoid joint: A synonym used in anatomical terminology.
- Articulatio ginglymus: The Latin-derived synonym.
Related Phrases
- Hinge action: The specific movement characteristic of a hinge joint.
- The hinge action of the ankle is crucial for walking.
Noun
-
a joint allowing movement in one plane only
-
a freely moving joint in which the bones are so articulated as to allow extensive movement in one plane
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