Multiple Choice
Which muscle is an antagonist to the biceps brachii muscle?
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9. Muscle Tissue
Introduction to Muscles and Muscle Tissue
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Which muscle is responsible for extending the big toe?
A
Tibialis anterior
B
Peroneus longus
C
Extensor hallucis longus
D
Flexor hallucis longus
Verified step by step guidance1
Identify the function of each muscle listed in the options. The tibialis anterior is primarily responsible for dorsiflexion and inversion of the foot.
Understand the role of the peroneus longus, which is involved in plantarflexion and eversion of the foot.
Recognize that the flexor hallucis longus is responsible for flexing the big toe, not extending it.
Focus on the extensor hallucis longus, which is specifically responsible for extending the big toe.
Conclude that the extensor hallucis longus is the correct muscle responsible for the extension of the big toe, as it directly performs this action.
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