Arm

The upper limb, from the shoulder to the elbow. The arm and forearm are parts of the upper limb in the human body.

PubMed Health Glossary
(Source: Wiktionary)

Sketch of arm muscles and ligaments. Click to enlarge

The muscles and ligaments in the arm National Institutes of Health

About the Arm

The arm: For clinical purposes this term is also used to refer to the whole superior limb. NIH - National Cancer Institute

Terms to know

Forearm
The part of the arm between the wrist and the elbow.
Hand
The part of the fore limb below the forearm or wrist.
Ligaments
Band of fibrous tissue connecting bone to bone or cartilage to bone thereby supporting or strengthening a joint.
Limbs (Extremities)
Body limbs, consisting of right upper and lower (arm and leg) and left upper and lower (arm and leg).
Muscles
Muscles function to produce force and motion. They are primarily responsible for maintaining and changing posture, locomotion, as well as movement of internal organs, such as the contraction of the heart and the movement of food through the digestive system.
Shoulder
The region of the body between the neck and the upper arm.
Superior
In anatomy indicating higher than a given reference point.
Wrist
The complex joint between forearm bones, carpus, and metacarpals where the hand is attached to the arm.

Terms to know

Forearm
The part of the arm between the wrist and the elbow....
Hand
The part of the fore limb below the forearm or wrist....
Ligaments
Band of fibrous tissue connecting bone to bone or cartilage to bone thereby supporting or strengthening a joi...
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