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Praxis II Health and PE

Category - Exercise Science

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The quadriceps crosses the knee joint, allowing us to extend it. Unlike the vastus medialis, vastus lateralis, and vastus intermedius, the rectus femoris also crosses the hip joint. What extra function does this allow it to perform?

Hip Extension
Hip Flexion
Knee Flexion
B and C

Explanation

Answer: B - The rectus femoris crosses the hip joint and acts as a hip flexor. It, however, does not contribute to knee flexion.

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