Multiple Choice
What muscle provides the primary action of lifting the heel off the ground during walking?
A) Concentric open-chain contraction of tibialis anterior
B) Concentric closed-chain contraction of gastrocnemius
C) Eccentric open-chain contraction of extensor hallucis longus and extensor digitorum longus
D) Eccentric closed-chain contraction of gastrocnemius
Correct Answer:

Verified
Correct Answer:
Verified
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