Gluteal Region Lecture Objectives
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Questions and Answers

Which muscle mainly abducts the thigh and steadies the pelvis on the leg when the opposite leg is raised?

  • Gluteus minimus
  • Gluteus maximus
  • Gluteus medius (correct)
  • Tensor fasciae lata
  • Which nerve supplies the gluteus maximus muscle?

  • Sciatic nerve
  • Inferior gluteal nerve (correct)
  • Superior gluteal nerve
  • Femoral nerve
  • What is the origin of the tensor fasciae latae muscle?

  • Pubis
  • Ischium
  • Femur
  • Ilium (correct)
  • Where do most fibers of the gluteus maximus muscle insert?

    <p>Iliotibial tract</p> Signup and view all the answers

    Which nerve supplies the gluteus medius and gluteus minimus muscles?

    <p>Superior gluteal nerve</p> Signup and view all the answers

    Which muscle is responsible for lateral rotation of the thigh?

    <p>Quadratus femoris</p> Signup and view all the answers

    What is the main action of the inferior gluteal nerve?

    <p>Extension and lateral rotation of hip</p> Signup and view all the answers

    What is the nerve supply for the piriformis muscle?

    <p>Nerve to obturator internus</p> Signup and view all the answers

    Which nerve injury can lead to a Trendelenburg gait?

    <p>Superior gluteal nerve</p> Signup and view all the answers

    Where should an intramuscular gluteal injection be administered to avoid injury to the sciatic nerve and neurovascular structures?

    <p>Upper lateral quadrant of the gluteal region</p> Signup and view all the answers

    Which muscle is not part of the hamstring group?

    <p>Quadratus femoris</p> Signup and view all the answers

    Which muscle originates from the ischial tuberosity?

    <p>Semitendinosus</p> Signup and view all the answers

    What is the action of the biceps femoris muscle?

    <p>Flexes leg &amp; rotates it laterally; extends the thigh</p> Signup and view all the answers

    What is the clinical correlate of hamstring strains?

    <p>Pulled and/or torn hamstrings</p> Signup and view all the answers

    What is the function of the superior gemellus muscle?

    <p>Lateral rotation of thigh</p> Signup and view all the answers

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