Title: 2.2: HIS 120 Lesson 2 Quiz
Course: 15SP-HIS-120-W02-A & P OF AUDITORY AND SPEECH > Section: Dropbox

Q: The footplate of the stapes is attached to the:
- Oval window
- Round window
- Basilar membrane
- Organ of Corti
A: Oval window

Q: The inner ear is located in the petrous portion of the:
- Middle ear.
- Temporal bone.
- Cochlea.
- Outer ear.
A: Temporal bone.

Q: The round window is located in the scala tympani.
- True
- False
A: True

Q: The ossicles are located in the:
- Middle ear.
- Temporal bone.
- Cochlea.
- Outer ear.
A: Middle ear.

Q: The endolymph within the cochlea is found in the:
- Scala media
- Scala Tympani
- Scala vestibuli
- None of the above
A: Scala media

Q: The movement of the ___________ influences the amplification of the cochlea.
- Round window.
- Basilar membrane.
- Tectorial membrane.
- Outer hair cells.
A: Outer hair cells.

Q: The cochlea has ____ row(s) of outer hair cells.
- 1
- 2
- 3
- 4
A: 3

Q: The most dense fluid within the inner ear is:
- Perilymph.
- Endolymph.
- Mucoid Otitis.
- Suppurative Otitis.
A: Endolymph.

Q: The _____________ varies in width and stiffness from its base to its apex.
- Tympanic membrane.
- Vestibular membrane.
- Basilar membrane.
- Tectorial membrane.
A: Basilar membrane.

Q: Perilymph has the consistency of ____________, whereas endolymph has the consistency of ____________.
- water, gelatin
- gelatin, water
- blood, water
- water, pudding
A: water, gelatin

Q: The organ of Corti rests on top of the:
- Tympanic membrane.
- Vestibular membrane.
- Basilar membrane.
- Tectorial membrane.
A: Basilar membrane.

Q: The __________________ membrane applies a shearing force to the outer hair cells within the organ of Corti.
- tectorial
- Reissner's
- basilar
- tympanic
A: tectorial

Q: Within the cochlea, __________ are defined when maximum amplitude of the traveling wave occurs closest to the basal end.
- Low frequencies.
- Mid frequencies.
- High frequencies.
- Distortion frequencies.
A: High frequencies.

Q: Georg von Bekesy is known as the “originator” of the:
- Traveling wave theory.
- Maximum wave theory.
- Sine wave theory.
- Place theory.
A: Traveling wave theory.

Q: The peaking of the traveling wave is primarily due to the energy exchange between the cochlear fluids and the basilar membrane.
- True
- False
A: True

Q: The auditory nerve sends the electical impulses from the cochlea to the brain.  The auditory nerve is cranial nerve number ___.
- Five
- Six
- Seven
- Eight
A: Eight

Q: Which of the following is NOT part of the vestibular system:
- The outer hair cells
- The semicircular canals
- The utricle
- The saccule
A: The outer hair cells

Q: Once completely formed, the fetal cochleae cannot be damaged.
- True
- False
A: False

Q: The __________ theory is characterized by the notion that each point along the basilar membrane is associated with a specific frequency.
- traveling
- place
- volley
- analytic
A: place

Q: The three semicircular canals are orientated  __________ to one another.
- parallel
- perpendicularly
- horizontally
- vertically
A: perpendicularly