Abduction (kinesiology)

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Abduction, in functional anatomy, is a movement which draws a limb away from the median (Sagittal) plane of the body. It is thus opposed to adduction.

Contents 1 Muscles of abduction 1.1 Upper limb 1.2 Lower limb 1.3 Other 2 References 3 External links

[edit] Muscles of abduction

[edit] Upper limb

• of arm at shoulder^[1][2]
  • Supraspinatus (initiates motion)
  • Deltoid (continues motion)

• of hand at wrist^[3]
  • Flexor carpi radialis
  • Extensor carpi radialis longus
  • Extensor carpi radialis brevis
  • Abductor pollicis longus
  • Extensor pollicis longus
  • Extensor pollicis brevis

• of finger^[4]
  • Abductor digiti minimi
  • Dorsal interossei of the hand

• of thumb^[5]
  • Abductor pollicis longus
  • Abductor pollicis brevis

[edit] Lower limb

• of femur at hip^[6]
  • Gluteus medius
  • Gluteus minimus

• of toe^[7]
  • Abductor hallucis
  • Abductor digiti minimi
  • Dorsal interossei of the foot

[edit] Other

• vocal folds
  • Posterior cricoarytenoid muscle

• eyeball
  • Lateral rectus muscle
  • Superior oblique muscle
  • Inferior oblique muscle

[edit] References

1. ↑ http://www.exrx.net/Articulations/Shoulder.html#anchor105322
2. ↑ Anatomy at Dartmouth shoulder/surface/ghsurface1
3. ↑ http://www.exrx.net/Articulations/Wrist.html#anchor263084
4. ↑ http://www.exrx.net/Articulations/Fingers.html#anchor782744
5. ↑ http://www.exrx.net/Articulations/Thumb.html#anchor207954
6. ↑ http://www.exrx.net/Articulations/Hip.html#anchor847041
7. ↑ http://www.exrx.net/Articulations/Toes.html#anchor232714

[edit] External links

• Diagram at gla.ac.uk

nl:Abductie

fr:Abduction (terme médical)

es:Abducción (anatomía)|Abducción

de:Abduktion (Physiologie)

This page uses content from the English-language version of Wikipedia. The original article was at Abduction (kinesiology). The list of authors can be seen in the page history. As with Psychology Wiki, the text of Wikipedia is available under the GNU Free Documentation License.