Anatomy Week 4

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Across
  1. 3. Deflect away from kinocilia
  2. 5. Membrane in cochlea that's tonotopic based on mass and stiffness
  3. 7. Electrical ______ (gap junctions) in basal cells move the molecules and K+ ends up in the cortilymph surrounding the HCs
  4. 9. Cochlear microphonic driven by shearing of ______
  5. 11. Battery which helps move ions
  6. 13. Basic difference in voltage
  7. 15. The cochlear amplifier is under control of the _____ auditory system
  8. 16. Genetic _____ can result in HL
  9. 17. Deflect towards kinocilia
  10. 20. Produced by stria vascularis
  11. 21. Either positive or negative voltage depending on frequency and intensity of stimulus
Down
  1. 1. Motor protein (not in IHC)
  2. 2. Determined by how much stapes is moving
  3. 4. Opposite of impedance
  4. 6. Reticular lamina rests on top of HC bodies
  5. 8. Plays significant role in BM fine tuning and reverse transduction
  6. 10. The cochlear amplifier is an ___ mechanism in the live cochlea
  7. 12. Doesn't mimic stimulus, but follows ____ of stimulus
  8. 14. Amplitude increases and _____ decreases with increasing signal level (compound action potential)
  9. 18. ____ junctions in marginal cells prevent endolymphatic K+ "backwash"
  10. 19. Thought to be produced by spiral ligament