Anatomy of the Epicranial Aponeurosis
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Questions and Answers

Which muscle forms the third layer, firmly attached to the skin by dense connective tissue?

  • Sternocleidomastoid muscle
  • Masseter muscle
  • Deltoid muscle
  • Occipitofrontalis muscle (correct)

    • Where does the frontal belly of the occipitofrontalis muscle arise from?

  • Skin of the eyebrows (correct)
  • Shoulders
  • Back of the head
  • Jawbone

    • Which nerve innervates the frontal belly of the occipitofrontalis muscle?

  • Phrenic nerve
  • Sciatic nerve
  • Temporal branches of the facial nerve (correct)
  • Vagus nerve

    • What is the insertion point of the occipital belly of the occipitofrontalis muscle?

    <p>Epicranial aponeurosis</p> Signup and view all the answers

    What movement is performed by the occipitofrontalis muscles according to the text?

    <p>Scalp movement and eyebrow raising</p> Signup and view all the answers

    What is the specific term for the aponeurotic tendon formed by the occipitofrontalis muscle?

    <p>Galea aponeurotica</p> Signup and view all the answers

    Which nerve innervates the occipital belly of the occipitofrontalis muscle?

    <p>Facial nerve</p> Signup and view all the answers

    Where does the frontal belly of the occipitofrontalis muscle originate from?

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

    Which structure is firmly attached to the skin by the dense connective tissue in the second layer?

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

    What is the primary function of the occipitofrontalis muscles based on the text?

    <p>Move the scalp and raise the eyebrows</p> Signup and view all the answers

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