Extension usually results in straightening of the bones or body surfaces involved. For example, extension is produced by extending the flexed (bent) elbow. Straightening of the arm would …

extensor muscle, any of the muscles that increase the angle between members of a limb, as by straightening the elbow or knee or bending the wrist or spine backward.

May 7, 2022 · Extensor tendinitis is inflammation in your extensor tendons — the tendons that help you straighten your fingers, lift your toes, extend your wrists back and bring your ankle up.

Nov 1, 2025 · The meaning of EXTENSOR is a muscle serving to extend a bodily part (such as a limb).

Nov 6, 2025 · It is a complex structure which acts to balance forces from a large number of muscles that act on the digits. In this article, we shall look at the anatomy of the extensor …

Nov 16, 2025 · Extensor Tendon Injuries are traumatic injuries to the extensor tendons that can be caused by laceration, trauma, or overuse. Diagnosis is made clinically by physical …

Jun 8, 2025 · Extensors are muscles that increase the angle between members of a limb, such as by straightening the elbow or knee or bending the wrist or spine backward. The muscles that …

An extensor is a type of muscle whose primary function is to extend a joint—meaning it increases the angle between two bones, straightening or opening the limb. Extensors are paired with …

1. causing extension. 2. a muscle that extends a joint; see muscle. Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an …

The extensor tendon mechanism works by pulling the extensor tendons (black arrows) towards the forearm, which causes the fingers to extend at the MCP joint. The central slip is particularly …