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 require …

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.

Extensor muscles are skeletal muscles that play a significant role in human movement. They are responsible for extending or straightening joints, increasing the angle between bones connected at a …

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 examination and …

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 initiate …

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

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 imprint …

The flexor and extensor muscle groups are two fundamental categories of skeletal muscles that control joint movement by producing opposing actions: flexion and extension. Flexors decrease the angle …

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 important …