Piriformis Muscle Quiz

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Questions and Answers

Which muscle is part of the lateral rotator group in the gluteal region?

  • Tensor fasciae latae
  • Gluteus maximus
  • Piriformis muscle (correct)
  • Adductor magnus

What is the shape of the piriformis muscle?

  • Flat (correct)
  • Round
  • Cylindrical
  • Triangular

Where does the piriformis muscle originate from?

  • Greater sciatic notch
  • Posterior surface of the sacrum
  • Greater trochanter of the femur
  • Anterior surface of the sacrum (correct)

What is the main function of the piriformis muscle?

<p>External (lateral) rotation of the thigh (C)</p> Signup and view all the answers

Which nerve innervates the piriformis muscle?

<p>Piriformis nerve (D)</p> Signup and view all the answers

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