List of extensors of the human body
From Infogalactic: the planetary knowledge core
(Redirected from Extensor muscles)
Lua error in package.lua at line 80: module 'strict' not found. In anatomy, extension is a movement of a joint that increases the angle between two bones or body surfaces at a joint. 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 extension at the elbow joint. If the head is tilted all the way back, the neck is said to be extended.
Contents
Muscles of extension
Upper limb
- of arm at shoulder[1]
- Axilla and Shoulder
- of forearm at elbow[2]
- of hand at wrist[3]
- of phalanges, at all joints
- Posterior compartment of the forearm
- Extensor digitorum
- Extensor digiti minimi (little finger only)
- Extensor indicis (index finger only)
- Posterior compartment of the forearm
- of phalanges, at interphalangeal joints[4]
- of thumb[5][6]
- Extensor pollicis brevis (proximal phalange)
- Extensor pollicis longus (distal phalange)
Lower limb
Hip
Knee
Toes
See also
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