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.

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 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).

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 …

EXTENSOR meaning: 1. a muscle that moves an arm, leg, or other body part into a straight position from a bent one 2…. Learn more.

Oct 29, 2024 · In human anatomy, extensor muscles are responsible for the straightening movement of a joint, essentially opposing the action of flexor muscles. Typically, extensor …

Mar 27, 2025 · Extensor muscles are those that increase the angle between members of a limb, causing straightening movements. Extension is usually directed backward, with the exception …

An extensor muscle is a type of muscle that is responsible for extending or straightening a joint or body part. There are nine groups of extensor muscles, including the trapezius, …

Extensor muscles straighten a joint (increase the angle), while flexor muscles bend a joint (decrease the angle). For instance, in your arm, the triceps is the extensor that straightens the …