Cranial Nerves and Facial Nerve Disorders
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Questions and Answers

Which of the following types of innervation is responsible for the control of skeletal muscles?

  • Visceral motor
  • Somatic sensory
  • Somatic motor (correct)
  • Visceral sensory
  • What is the primary function of the oculomotor nerve in relation to eye movement?

  • To control the vestibulo-ocular reflex
  • To facilitate saccades
  • To help with smooth pursuit
  • To adjust and coordinate eye position during movement (correct)
  • Which of the following cranial nerves is NOT responsible for controlling the position of the eyeballs?

  • Cranial nerve IV (trochlear)
  • Cranial nerve VI (abducens)
  • Cranial nerve III (oculomotor)
  • Cranial nerve V (trigeminal) (correct)
  • What is the term for the sensation from sensory organs, skin, skeletal muscles, and connective tissue?

    <p>Somatic sensory</p> Signup and view all the answers

    According to Goldberg (1984), what is the name of the reflex involved in the coordination of eye movement during head rotation?

    <p>Vestibulo-ocular reflex</p> Signup and view all the answers

    What is the approximate incidence of newborn facial paralysis?

    <p>0.2%</p> Signup and view all the answers

    What is the name of the genetic condition that can cause congenital facial nerve disorders?

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

    What is the primary cause of prenatal acquired facial nerve paralysis?

    <p>Intrauterine trauma</p> Signup and view all the answers

    What is a common symptom of Mobius syndrome?

    <p>Congenital facial diplegia</p> Signup and view all the answers

    What is the name of the synthetic prostaglandin E1 used to treat tinnitus?

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

    What is the treatment approach for Osteopetrosis?

    <p>Symptomatic treatment</p> Signup and view all the answers

    What is the function of the stapedius muscle?

    <p>Responsible for the middle ear acoustic reflex</p> Signup and view all the answers

    Which part of the tongue is responsible for taste due to the facial nerve?

    <p>Anterior 2/3 of the tongue</p> Signup and view all the answers

    What is the location of the facial motor nucleus in the brain?

    <p>Anterior pons</p> Signup and view all the answers

    Which part of the facial nerve is most susceptible to entrapment?

    <p>Fallopian canal</p> Signup and view all the answers

    What is the function of the postauricular muscle?

    <p>PAM-post auricular muscle reflex</p> Signup and view all the answers

    What is the pathway of the facial nerve after exiting the brainstem?

    <p>Cerebellopontine angle to internal auditory canal</p> Signup and view all the answers

    What is the name of the artery that supplies the facial nerve in the internal auditory canal?

    <p>Anterior inferior cerebellar artery</p> Signup and view all the answers

    Which part of the facial nerve is responsible for the lacrimal and salivary glands?

    <p>Visceral motor innervation</p> Signup and view all the answers

    What is the function of the facial nerve in the posterior EAC, concha, ear lobe, and deep parts of the face?

    <p>Somatic sensory innervation</p> Signup and view all the answers

    What is the name of the canal that the facial nerve travels through after entering the internal auditory canal?

    <p>Fallopian canal</p> Signup and view all the answers

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