When a person supinates during a closed chain activity, the head of the talus dorsiflexes and ____________________ on the calcaneus while the calcaneus ____________________
a. adducts, everts
b. abducts, everts
c. adducts, inverts
d. abducts, inverts
ANS: D
Due to the triplanar nature of the ankle, many motions occur in closed chain activity. During closed chain supination, the head of the talus dorsiflexes and abducts on the calcaneus, while the calcaneus inverts on the ground. In pronation, the talus plantar flexes and adducts, while the calcaneus everts.
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