What is considered the normal range of human hearing?
20 – 20,000 Hz
As the frequency of a sounds goes up, the wavelength __________.
Define JND
The just noticeable difference (JND), also known as the difference threshold, is the minimum level of stimulation that a person can detect 50 percent of the time.
Sound waves are to inner hair cells as _____ are to olfactory sensory neurons?
Odorants
What are the names of the four ninja turtles?
Leonardo, Donatello, Michaelangelo, Raphael
What effects does the outer ear have on incoming sounds?
Amplifies middle frequencies
How do loudness and pitch differ from intensity and frequency?
Loudness and pitch are percepts
What is a Weber Fraction?
As the magnitude between two stimuli increases, the easier it is that a difference between the stimuli will be perceived.
Which olfactory pathway is typically used when eating food?
What show is his name from?
Mr. Feeny from Boy Meets World
Explain why auditory masking occurs.
Why can’t sound waves travel through a vacuum?
Name and describe a classical method to measure absolute threshold.
I have a terrible experience with someone wearing red. If my rods & cones acted like my OSNs, what would happen to my photoreceptors?
They would respond differently to red wavelengths of light.
Which of these bands or artists are not from the Detroit area?
The White Stipes, Pink Floyd, Stevie Wonder, Bob Seger
What is the difference between afferent and efferent fibers in the auditory nerve?
Afferent
Ear -> Brain
Efferent
Brain -> Ear
A violin and a tuba play the same note. Why is the sound not the same?
According to Signal Detection Theory, if I am biased toward making Signal Responses, where do I place the criterion?
Name an alternative to shape pattern theory.
Vibration theory of olfaction
What is the only bone I have ever broken?
Explain how the cochlea codes for both frequency and amplitude of incoming sounds.
Sound #1 has twice as much pressure as Sound #2. Sound #1 is _____ dB more than Sound #2.
According to Signal detection Theory, which of the following cannot increase together: hits, misses, false alarms, correct rejections.
Hits and misses
OR
False Alarms and Correct Rejections
Use your knowledge of the olfactory system to explain why some people can’t stand cilantro.
Shape-pattern theory!
What video game, released in 1996, is credited for revolutionizing gaming with its 3-dimensional polygons?