Review Questions
In sound, pitch is measured in _____, and volume is measured in _____.
- nanometers (nm); decibels (dB)
- decibels (dB); nanometers (nm)
- decibels (dB); hertz (Hz)
- hertz (Hz); decibels (dB)
Hint:
D
Auditory hair cells are indirectly anchored to the _____.
- basilar membrane
- oval window
- tectorial membrane
- ossicles
Hint:
A
Which of the following are found both in the auditory system and the vestibular system?
- basilar membrane
- hair cells
- semicircular canals
- ossicles
Hint:
B
Benign Paroxysmal Positional Vertigo is a disorder where some of the calcium carbonate crystals in the utricle migrate into the semicircular canals. Why does this condition cause periods of dizziness?
- The hair cells in the semicircular canals will be constantly activated.
- The hair cells in the semicircular canals will now be stimulated by gravity.
- The utricle will no longer recognize acceleration.
- There will be too much volume in the semicircular canals for them to detect motion.
Hint:
B