Question

The frequency of a sound is indicated to the nervous system by the: A. frequency of...

The frequency of a sound is indicated to the nervous system by the:
A. frequency of stereocilia vibration
B. number of rows of hair cells that are stimulated
C. region of the inner ear that is stimulated
D. movement of the perilymph in the cochlear duct
E. frequency of vibration of the tectorial membrane

Homework Answers

Answer #1

C) region of the inner ear that is timulated.

  • The frequency of a sound is indicated to the nervous system by the, stimulation at the region of organ of corti.
  • Organ of corti is located in the scala media of the cochlea of inner ear.
  • Hair cells are located in the organ of corti, which transduce mechanical sound into nerve impulses.
  • They are stimulated when the basilar membrane on which organ of corti rest , get vibrated.
  • Frequency of vibration and stimulation of other parts are not indicated to frequency of sound, hence option A, B, D, E are wrong
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