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 …

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

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 6, 2025 · The extensor expansion of the hand is a specialised connective tissue structure by which the extensor tendons insert onto the phalanges. It is a complex structure which acts to …

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 …

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.

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 …

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 …