In human anatomy, the arm refers to the upper limb in common usage, although academically the term specifically means the upper arm [1] [2] between the glenohumeral joint (shoulder joint) and the elbow joint.

Aug 27, 2018 · The arms are the upper limbs of the body. They’re some of the most complex and frequently used body parts. Each arm consists of four main parts: Read on to learn more about the bones,...

Humans have 32 bones in each arm, with the total being 64. These bones are flexible and strong, supporting and providing structure to the upper limbs and allowing us to use our shoulders, hands, and fingers.

Jan 13, 2024 · Arm anatomy consists of 3 main parts: the upper arm, forearm, and hand. It spans from the shoulder to the fingers and contains 30 bones, nerves, blood vessels, and muscles. The brachial plexus supplies the arm’s nerves.

Arm, in zoology, either of the forelimbs or upper limbs of ordinarily bipedal vertebrates, particularly humans and other primates. The term is sometimes restricted to the proximal part, from shoulder to elbow (the distal part is then called the forearm).

Learn what are the names of all the different muscles of the upper arm. Their basic & anatomy, location, & functions of the anterior & posterior arm muscles.

Oct 30, 2023 · The humerus is the bone of the arm that articulates with the scapula proximally and with the radius and the ulna distally. Immerse yourself with the following learning materials to learn everything about the bones of the arm.

Jul 25, 2023 · The upper extremity or arm is a functional unit of the upper body. It consists of three sections: the upper arm, forearm, and hand. It extends from the shoulder joint to the fingers and contains 30 bones. It also consists of many nerves, …

Jan 20, 2018 · Humerus: This bone runs down from the shoulder socket and joins the radius and ulna at the elbow. Radius: A forearm bone, it runs from the elbow to the thumb side of the wrist. Ulna: This forearm...

Jan 27, 2025 · The arm refers to the region of the upper limb between the shoulder and the elbow. It is composed of a single long bone, the humerus, along with muscles, nerves, blood vessels, and connective tissues. The arm plays a critical role in connecting the forearm to the shoulder, facilitating movement and function.