PSYC 304 Week 6 Quiz

PSYC 304 Week 6 Quiz Question 1 of 15 2.0 Points The speed of sound through air is • A. 50 meters per second • B. 340 meters per second • C. 1500 meters per second • D. 3000 meters per second Answer Key: B Question 2 of 15 2.0 Points Pitch is primarily dtermined by the ______ of the sound wave. • A. amplitude • B. clarity • C. decibels • D. frequency Answer Key: D Question 3 of 15 2.0 Points Loudness of pure tones depends on frequency and sound pressure level can be shown graphically using • A. equal loudness curves • B. timbre resonance curves • C. receiver operating characteristic curves • D. Fourier functions Answer Key: A Question 4 of 15 2.0 Points The bending of the cilia of the ______ causes a release of small bursts of neurotransmitter. • A. inner hair cells • B. outer hair cells • C. semicircular canals • D. apex Answer Key: A Question 5 of 15 2.0 Points The auditory cortex is similar to the visual cortex in that • A. both have a core processing area and areas outside the core process more complex stimuli • B. both receive input from the superior colliculus • C. phase locking is important for both • D. none of these, there are no major similarities Answer Key: A Question 6 of 15 1.0 Points The cochlear implant makes use of • A. phase locking mechanisms in the sound processor • B. the tonotopic map of frequencies on the cochlea • C. artificial ossicles • D. resonance harmonics on the tectorial membrane Answer Key: B Question 7 of 15 1.0 Points A woman with parietal and frontal lobe damage could • A. recognize sounds but had trouble localizing the sound • B. locate sounds but had trouble recognizing sounds • C. locate and recognize sounds very well since the temporal lobe was intact • D. did not recognize nor locate sounds Answer Key: A Question 8 of 15 1.0 Points Frequency can be coded by the firing rate at or near the peak of the sine-wave stimulus. This is called • A. motile response • B. place theory • C. phase locking • D. Fourier analysis Answer Key: C Question 9 of 15 1.0 Points Auditory grouping can be accomplished by • A. similarity of timbre • B. similarity of pitch • C. location • D. all of the above Answer Key: D Question 10 of 15 1.0 Points Which of the following is NOT a coordinate system for auditory localization? • A. elevation • B. depth • C. azimuth • D. time Answer Key: D Question 11 of 15 1.0 Points If there is an interaural time difference, we interpret the sound as coming from • A. directly in front of us • B. directly behind us • C. the side • D. directly above us Answer Key: C Question 12 of 15 1.0 Points The principal of auditory grouping called _______ is responsible for melody schema. • A. proximity • B. Pragnanz • C. location • D. experience Answer Key: D Question 13 of 15 1.0 Points The ideal reverberation time for a small classroom is • A. about 500 milliseconds • B. about 3 seconds • C. the same as for large concert halls • D. about six seconds Answer Key: A Question 14 of 15 1.0 Points Melodic channeling, or the scale illusion, is based on the auditory grouping law _______. • A. location • B. similarity of pitch • C. onset • D. offset Answer Key: B Question 15 of 15 1.0 Points The importance of similarity in timbre as auditory grouping principle has been supported by • A. implied polyphony • B. auditory stream segregation • C. location restoration effect • D. compound melodic line Answer Key: B