The humerus is the single bone of the upper arm. It articulates with the scapula at the shoulder joint and the radius and ulna at the elbow joint. Below is a detailed description o... The humerus is the single bone of the upper arm. It articulates with the scapula at the shoulder joint and the radius and ulna at the elbow joint. Below is a detailed description of its anatomy and associated muscles.
Understand the Problem
The passage provides a detailed anatomical description of the humerus bone and the muscles attached to it, including their origins, insertions, and actions. It is clearly aimed at educating about human anatomy, specifically the upper arm.
Answer
The humerus is the single bone of the upper arm, articulating with the scapula and forearm bones.
The humerus is the single bone of the upper arm, articulating with the scapula at the shoulder and the radius and ulna at the elbow. It is crucial for upper limb movement and is associated with 13 muscles facilitating arm motion.
Answer for screen readers
The humerus is the single bone of the upper arm, articulating with the scapula at the shoulder and the radius and ulna at the elbow. It is crucial for upper limb movement and is associated with 13 muscles facilitating arm motion.
More Information
The humerus is not only the largest bone in the upper extremity but also a key player in numerous arm and shoulder movements. It forms the glenohumeral joint at the shoulder and assists in elbow joint mechanics.
Tips
A common mistake is confusing the humerus with forearm bones, the radius and ulna.
Sources
- Humerus (Bone): Anatomy, Location & Function - Cleveland Clinic - my.clevelandclinic.org
- The Humerus - Proximal - Shaft - Distal - TeachMeAnatomy - teachmeanatomy.info
- Anatomy, Shoulder and Upper Limb, Humerus - StatPearls - NCBI - ncbi.nlm.nih.gov
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