Chapter 6: Hearing, Balance, Taste and Smell
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Questions and Answers

What is the unit of measurement for intensity in sound?

  • Amps
  • Hertz (Hz)
  • Decibels (dB) (correct)
  • Cycles per second
  • Which part of the ear connects the tympanic membrane (eardrum) to the oval window?

  • Pinna
  • Stapes
  • Incus
  • Malleus (correct)
  • What is the term for the basic frequency of a tone?

  • Harmonics
  • Fundamental (correct)
  • Timbre
  • Decibels
  • Which part of the cochlea converts sound into neural activity?

    <p>Organ of Corti</p> Signup and view all the answers

    What does the basilar membrane do when sound vibrations are present?

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

    Which structure in the cochlea is responsible for determining the characteristic sound quality of an instrument?

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

    What is the function of tip links in the cochlea?

    <p>Connect stereocilia to open ion channels</p> Signup and view all the answers

    Where are the outer hair cells (OHCs) located in the cochlea?

    <p>In three rows</p> Signup and view all the answers

    What is the role of OHC efferents in the auditory system?

    <p>Convey information about the mechanical state of the basilar membrane</p> Signup and view all the answers

    How do auditory pathways demonstrate tonotopic organization?

    <p>Are arranged in a map of low to high frequency</p> Signup and view all the answers

    What is the difference between frequency and pitch?

    <p>Frequency is a physical property, pitch is subjective perception</p> Signup and view all the answers

    Which part of the brain mainly activates in response to sound?

    <p>Primary auditory cortex (A1)</p> Signup and view all the answers

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