Intermediate Ear Quiz

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This quiz contains 10 questions. Click below to begin.

Q1. What is the main function of the tympanic membrane?

  • Maintain pressure
  • Produce earwax
  • Transmit sound vibrations
  • Detect rotation

Q2. Which ossicle is directly attached to the tympanic membrane?

  • Incus
  • Stapes
  • Malleus
  • Semicircular canal

Q3. Which window does the stapes connect to?

  • Oval window
  • Eustachian tube
  • Cochlear duct
  • Round window

Q4. What type of fluid fills the scala vestibuli and scala tympani?

  • Synovial fluid
  • Lymph
  • Endolymph
  • Perilymph

Q5. Which part of the ear contains the cochlea?

  • Inner ear
  • Outer ear
  • Middle ear
  • Auditory canal

Q6. Which nerve innervates the stapedius muscle?

  • Vestibulocochlear nerve (VIII)
  • Trigeminal nerve (V)
  • Glossopharyngeal nerve (IX)
  • Facial nerve (VII)

Q7. What structure detects linear acceleration?

  • Semicircular canals
  • Utricle and saccule
  • Eustachian tube
  • Organ of Corti

Q8. Which membrane covers the hair cells of the organ of Corti?

  • Tectorial membrane
  • Vestibular membrane
  • Round window
  • Basilar membrane

Q9. Which structure acts as a pressure release valve in the cochlea?

  • Oval window
  • Round window
  • Vestibular membrane
  • Basilar membrane

Q10. What is the function of cerumen (earwax)?

  • Protects ear canal
  • Stimulates hair cells
  • Produces sound
  • Amplifies vibrations
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