noun
dorsiflexion; dorsal flexion
Medical/anatomical term for bending a joint (especially the ankle or wrist) backward or upward, decreasing the angle between the dorsum of the foot/hand and the shin/forearm.
足関節の背屈が制限されている。
Dorsiflexion of the ankle joint is restricted.
リハビリでは背屈の可動域を広げる運動を行う。
In rehabilitation, exercises are performed to increase the range of motion of dorsiflexion.