External rotation

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External rotation (or lateral rotation) is rotation away from the center of the body.

The muscles of external rotation include:

of arm/humerus at shoulder^[1]

of thigh/femur at hip ^[2]

of leg at knee^[3]
- Biceps femoris

of eyeball (motion is also called "extorsion")^[4]
- Inferior rectus muscle
- Inferior oblique muscle

External+rotation at eMedicine Dictionary

v • d • e Joints
Types of joints	Amphiarthrosis - Symphysis - Gomphosis - Synovial joint (Hinge joint, Pivot joint, Condyloid joint, Saddle joint, Ball and socket joint, Gliding joint)
Terminology	Kinesiology - Anatomical terms of motion - Agonist/Antagonist
Motions	Flexion/Extension - Adduction/Abduction - Internal rotation/External rotation - Supination/Pronation - Plantarflexion/Dorsiflexion - Eversion/Inversion - Elevation/Depression - Protraction/Retraction

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Retrieved from "http://en.wikipedia.org/wiki/External_rotation"

Category: Musculoskeletal system stubs

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