Ocular Adnexa
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Questions and Answers

What is the function of eyebrows according to the text?

  • Vision improvement
  • Temperature regulation
  • Protection and facial expression (correct)
  • Sound amplification
  • Which muscle is responsible for elevating the eyebrows for a look of surprise?

  • Corrugator
  • Procerus
  • Orbicularis Oculi
  • Frontalis (correct)
  • Which cranial nerve innervates the muscles associated with the eyebrows?

  • CN VI (Abducens)
  • CN VII (Facial) (correct)
  • CN V (Trigeminal)
  • CN III (Oculomotor)
  • At what month do the eyelids form from the folds of surface ectoderm filled with mesenchyme?

    <p>2nd month</p> Signup and view all the answers

    What is the function of the cilia of the eyebrows and eyelashes according to the text?

    <p>Highly sensitive and able to elicit a blink reflex when necessary</p> Signup and view all the answers

    What is the function of the cilia of the eyebrows and eyelashes?

    <p>They are highly sensitive and can elicit a blink reflex when necessary</p> Signup and view all the answers

    Which muscle is responsible for the medial depression of the eyebrow for a look of concentration?

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

    At what month do the eyelids form from the folds of surface ectoderm filled with mesenchyme?

    <p>2nd month</p> Signup and view all the answers

    Which cranial nerve innervates the muscles associated with the eyebrows?

    <p>CN VII (Facial)</p> Signup and view all the answers

    What is the main function of the Frontalis muscle?

    <p>Elevates the eyebrows and forehead</p> Signup and view all the answers

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