Definition

1. Noun:
   • The shoulder joint: A ball-and-socket synovial joint connecting the upper limb to the torso. It is formed by the articulation between the head of the humerus (the bone of the upper arm) and the glenoid cavity (or fossa) of the scapula (shoulder blade). This joint allows for a wide range of motion in the arm.

Usage Examples

• Noun:
  • An injury to the articulatio humeri can severely limit mobility.
  • The surgeon carefully examined the articulatio humeri on the X-ray.
  • The stability of the articulatio humeri relies on muscles and ligaments more than bone structure.

Advanced Usage

• Anatomical context: The term "articulatio humeri" is the formal Latin-derived anatomical term. In medical and scientific writing, it is used for precision.
  • The study focused on the biomechanics of the articulatio humeri.
• Clinical assessment: Used when describing specific pathologies, injuries, or surgical procedures related to this joint.
  • Arthritis commonly affects the articulatio humeri in older adults.

Variants and Related Words

• Shoulder joint: The common English term for "articulatio humeri".
• Glenohumeral joint: A synonymous clinical term emphasizing the parts involved (glenoid cavity of scapula and humerus).
• Humerus: The long bone of the upper arm, whose head forms part of the joint.
• Scapula: The shoulder blade, which contains the glenoid cavity.

Synonyms

• Shoulder joint
• Glenohumeral joint

Related Phrases

• Dislocation of the articulatio humeri: A common injury where the humeral head is displaced from the glenoid cavity.
• Osteoarthritis of the articulatio humeri: Degeneration of the cartilage in the shoulder joint.

Noun

1. a ball-and-socket joint between the head of the humerus and a cavity of the scapula