Which of the following statements about the core strengthening exercise - the plank - is true?
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CPlacing hands at shoulder width decreases the challenge
DThe transverse abdominis must be engaged to maintain body stability
✓ Correct answer: D. The transverse abdominis must be engaged to maintain body stabilityThe transverse abdominis must be engaged to maintain body stability is correct because this is the main focus of the plank exercise. It requires the contraction of core muscles, including the transverse abdominis, to hold the body in a stable position. This exercise strengthens the core and prepares the body for dynamic movement and load control. This exercise primarily targets the hip flexors is incorrect as the plank is primarily a core stability exercise. The plank is best performed in a seated position is incorrect because being in a prone position increases activation of the core. Placing hands at shoulder width decreases the challenge is incorrect because a stable base is maintained, ensuring core engagement remains constant.
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Theory