Head And Neck Part 5/ Ear

18 Questions | Total Attempts: 62

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Head And Neck Part 5/ Ear

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Questions and Answers
  • 1. 
    The membranous labyrinth is filled with ________ and surrounded by ________ inside the bony labyrinth. 
    • A. 

      Perilymph, endolymph

    • B. 

      Endolymph, perilymph

    • C. 

      Epilymph, perilymph

    • D. 

      Endolymph, epilymph

  • 2. 
    Which of the following cranial nerves provide the sensory innervation to the auricle? (select 2)
    • A. 

      CN XII

    • B. 

      CN X

    • C. 

      CN VII

    • D. 

      CN I

  • 3. 
    The _______ window is where waves leave the middle ear and the ________ window is where waves exit the inner ear. 
    • A. 

      Round, cochlear

    • B. 

      Cochlear, vestibular

    • C. 

      Vestibular, oval

    • D. 

      Vestibular, cochlear

  • 4. 
    Which of the following does not innervate the ear? 
    • A. 

      CN VII

    • B. 

      V3

    • C. 

      CN X

    • D. 

      CN IX

    • E. 

      All CN listed innervate the ear

  • 5. 
    What is the name of the structure that allows for equalization of atmospheric pressure in the middle ear?
    • A. 

      Vestibular window

    • B. 

      Bronchial tube

    • C. 

      Pharyngotympanic tube

    • D. 

      Oval window

  • 6. 
    The tympanic membrane vibrates due to sound and these vibrations are transmitted to the auditory ossicles of the inner ear. 
    • A. 

      True

    • B. 

      False

  • 7. 
    What is the name of the ossicle that is attached to the tympanic membrane? 
    • A. 

      Cochlea

    • B. 

      Stapes

    • C. 

      Malleus

    • D. 

      Incus

  • 8. 
    Which nerve passes through the middle ear? 
    • A. 

      CN V3

    • B. 

      CN V2

    • C. 

      Chorda tympani nerve

    • D. 

      CN XII

  • 9. 
    The muscle to stapedius is innervated by________ and the tensor tympani muscle is innervated by _______. 
    • A. 

      CN 7, V3

    • B. 

      CN XII, CN 7

    • C. 

      CN XII, V3

    • D. 

      V3, V2

  • 10. 
    The middle ear receives its blood from ________ and its venous drainage to _______. 
    • A. 

      External carotid, facial vein

    • B. 

      External carotid, pterygoid plexus

    • C. 

      Transvers Facial Artery, pterygoid plexus

    • D. 

      Internal and External carotid, pterygoid plexus

  • 11. 
    CN VII and CN VIII enter the skull through the ______. CN VII then enters the facial canal between the middle and inner ear. What ganglion is located at the level? 
    • A. 

      Internal acoustic meatus, Otic

    • B. 

      Internal acoustic meatus, Sensory geniculate

    • C. 

      Jugular Foramen, Submandibular

    • D. 

      Hypoglossal canal, Pterygopalatine

  • 12. 
    Branches of CN VII transmits taste to 2/3 of the tongue and parasympathetic innervation to _______. 
    • A. 

      Submandibular sublingual

    • B. 

      Pterygopalatine

    • C. 

      Otic

    • D. 

      Sensory geniculate

  • 13. 
    ________ is associate with hearing and ________ is associated with equilibrium. 
    • A. 

      Cochlea, tympanic membrane

    • B. 

      Semilunar canals, cochlea

    • C. 

      Cochlea, semilunar canals

    • D. 

      Perilymph, endolymph

  • 14. 
    The inner ear transforms vibrations to electrical impulses that are sent to the brain by CN VIII. 
    • A. 

      True

    • B. 

      False

  • 15. 
    Inside the cochlea is the modiolus and a shelf called osseous spinal lamina. The cavity is divided into the scala vestibuli and scala tympani. 
    • A. 

      True

    • B. 

      False

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