Inversion
/ɪnvɝʒʌn/
1. [noun] inversion is a movement of the foot which causes the soles of the feet to face inwards, and eversion is the opposite movement. Inversion and eversion occur primarily at: Talocalcaneonavicular joint Subtalar (talocalcaneal) joint The muscles which cause inversion of the foot are: Tibialis anterior Tibialis posterior The muscles which cause eversion of the foot are: Peroneus longus Peroneus brevis Inversion injuries of the ankle are common, and result in ankle sprain affecting the ligaments on the lateral aspect of the ankle. Most commonly, the anterior talofibular ligament (70-85% of ankle sprains caused by forceful inversion) and the calcaneofibular ligament are torn. The posterior talofibular ligament can also be torn in ankle sprain. See also YouTube - inversion and eversion: Video Player is loading. Play Video Play Skip Backward Mute Current Time 0:00 / Duration 0:49 Loaded : 0.00% 0:00 Stream Type LIVE Seek to live, currently behind live LIVE Remaining Time - 0:49 1x Playback Rate 2x 1.75x 1.5x 1.25x 1x , selected 0.75x 0.5x Chapters Chapters Descriptions descriptions off , selected Captions captions settings , opens captions settings dialog captions off , selected Audio Track Picture-in-Picture Fullscreen This is a modal window. Beginning of dialog window. Escape will cancel and close the window. Text Color White Black Red Green Blue Yellow Magenta Cyan Opacity Opaque Semi-Transparent Text Background Color Black White Red Green Blue Yellow Magenta Cyan Opacity Opaque Semi-Transparent Transparent Caption Area Background Color Black White Red Green Blue Yellow Magenta Cyan Opacity Transparent Semi-Transparent Opaque Font Size 50% 75% 100% 125% 150% 175% 200% 300% 400% Text Edge Style None Raised Depressed Uniform Dropshadow Font Family Proportional Sans-Serif Monospace Sans-Serif Proportional Serif Monospace Serif Casual Script Small Caps Reset restore all settings to the default values Done Close Modal Dialog End of dialog window. ; Accessed June 29 2019
Frequently Asked Questions
How does inversion contribute to keeping your balance while walking on uneven ground?
Inversion rotates your foot inward, which helps adjust for irregular surfaces. This movement, along with its opposite, eversion, allows your foot to adapt its angle for better stability during daily activities.
How is the movement of inversion different from its counterpart in everyday movement?
Inversion turns the sole of your foot inward while eversion rolls it outward. This complementary relationship helps your foot manage changes in direction and maintain proper alignment when stepping on varied surfaces.
In what common scenarios might you notice your foot naturally performing an inversion movement?
You might see inversion when making quick turns or stepping on uneven pavements. The inward rotation is a natural mechanism that enables your foot to adjust and maintain a balanced gait in daily activities.