1. The volley principle suggests that
A. spreading effects from one semicircular canal to another interact to produce pitch perception for frequencies higher than 5,000 Hz
B. ossicles of the middle ear "echo" or "volley" auditory transmission back and forth to stimulate hair cells
C. sound localization is an interpretation of time discrepancies between the time when the same sound reaches the ear
D. groups of auditory neurons are able to fire neural impulses in rapid succession, sending signals that exceed the firing rate of any single neuron
2. Abruptly stopping the use of a sedative for the treatment of insomnia can lead to
A. REM rebound
B. narcolepsy
C. microsleep
D. rebound insomnia
3. Television sets are able to recreate the entire visible spectrum by additively mixing three primary colors. This process is similar to the view of human color vision called
A. opponent-process theory
B. saturation theory
C. complementary color theory
D. trichromatic theory