Anatomy-Hearing

2. the middle ear mechanism increases sound pressure by decreasing the ___ over which force is applied
5. perforated bony core of cochlear bony labyrinth
6. cranial nerve responsible for innervating the organ of Corti
8. portion of the cochlea filled with endolymph
13. acoustic information is carried along the ___ to the primary auditory cortex
15. incomplete bony shelf dividing the scala vestibuli and scala tympani
16. resistance to flow of energy
18. location of the footplate of the stapes
19. unique cilia located on hair cells in the organ of Corti
20. colloquially known as the "ear drum"

1. lobe of the brain containing the primary auditory cortex
3. canal responsible for maintaining pressure equilibrium between the middle ear and the external atmosphere
4. bone of middle ear imagined to be "anvil" shaped
7. membrane that overlays hair cells in the organ of Corti
9. process of the malleus that contacts the tympanic membrane
10. membrane on which the organ of Corti rests
11. waxy substance that protects the ear canal by trapping foreign particles
12. muscle of the middle ear that tenses the tympanic membrane in response to loud stimuli
14. fluid filling the scala vestibuli and scala tympani of the cochlea
17. portion of the ear responsible for collecting and funneling sound