Quiz 5 Cont'd Flashcards
Which of the following exemplifies gustation?
tasting freshly caught salmon
The amplitude of a wave is the height of a wave as measured from the highest point on the wave________ to the lowest point on the wave
________.
crest; trough
Suppose you are watching a movie on a large screen. For a fraction of a second, the words “Drink Cola” flash on the screen. You do not perceive the words “Drink Cola” because it is beyond your absolute
threshold. In this example, the message “Drink Cola” is an example of ________.
a subliminal message
Due to his sense of ________, Abraham knows he is cold when he is outside during a blizzard, and he knows he is hot after he comes inside and eats soup by the fire.
thermoception
Longer wavelengths will have ________ frequencies, and shorter wavelengths will have ________ frequencies.
lower; higher
Wesley is in a movie theater with no windows—the only light is low illumination from the emergency lights on the floor. Which photoreceptors will be most useful to Wesley as he attempts to leave the theater?
rods
Within the visible spectrum, our experience of red is associated
with ________.
longer wavelengths
Tyrahn’s rods do not transform light into nerve impulses as easily and efficiently as they should, so he has difficulty seeing in dim light. This is called ________.
night blindness
________-frequency sound waves are perceived as high-pitched
sounds, while ________-frequency sound waves are perceived as low-pitched sounds.
high; low
________ amplitudes are associated with ________ sounds.
higher; louder
In a normal-sighted individual, the ________ will focus images
perfectly on a small indentation in the back of the eye known as the ________.
lens; fovea
What does the place theory of pitch perception suggest?
Different portions of the basilar membrane are sensitive to sounds of different frequencies.
Why are olfaction and gustation called chemical senses?
They have sensory receptors that respond to molecules in the food we eat or in the air we breathe.
At the point of the optic chiasm, information from the right visual field (which comes from both eyes) is sent to the ________ side of the brain, and information from the left visual field is sent to the ________ side of the brain.
left; right
Which of the following statements best describes trichromatic theory and opponent-process theory?
Both theories are equally accurate, but they apply to different levels of the nervous system.
