The optic chiasm is the part of the brain where optic nerves cross
how much does the human eye weigh 7g
the photoreceptors in the retina are cones and rods
Jeremy's father is celebrating his 50th birthday. When he tries to read the card his son has given him, he jokes that his arms have gotten t...
PSYCH 115 EXAM 2 QUESTIONS AND
ANSWERS
The optic chiasm is the part of the brain where ✅optic nerves cross
how much does the human eye weigh ✅7g
the photoreceptors in the retina are ✅cones and rods
Jeremy's father is celebrating his 50th birthday. When he tries to read the card his son
has given him, he jokes that his arms have gotten too short to be able to read without
his glasses. In reality, his vision problem is most likely due to ✅the loss of elasticity of
the lens.
if all the cones in your eyes stopped functioning, then you would ✅no longer have
color vision
The spectrum of light humans can see is covers between ___________and
___________ ✅380-760 nm
hair cells are found in the ✅inner ear
Joyce stared at the lovely trees. Several different species were growing together, their
branches intertwined and overlapped. However, the leaves of each variety could easily
be seen as separate, somehow grouping themselves together. What Joyce is
witnessing is the Gestalt law of ✅similarity
When two stationary spots of light in different positions in the visual field are turned on
and off alternately, it may seem like a single light is moving back and forth between the
two spots. This effect is known as ✅phi phenomenon
The children are at a walk-through science museum exhibit entitled "The Ear." They are
to act as vibrating air molecules entering the ear. What is the order in which they will
encounter the structures listed below as they move through the ear? ✅pinna, tympanic
membrane, middle ear, cochlea
Your psychology teacher asks students to break into small groups to discuss the
relative merits of different theories of attention. As the groups begin their separate
discussions, the room becomes quite noisy and you have a difficult time hearing the
members of your own group. Suddenly, you hear your name being mentioned by
someone in another group. The fact that you attended to your name has been called
✅the cocktail party phenomenon.
, As you read this question, the words stand out against a backdrop. This illustrates the
concept of ✅figure and ground
If the hair cells were to break, what type of deafness would the person experience
✅sensorineural
which theory of color explains better color blindness ✅opponent process
Based on the just noticeable difference principle, if an object weighs 60 grams how
much change in weight is necessary to be perceived? ✅+/- 1.5g
an unconditioned response is a learned response (T/F) ✅false
You are watching an experiment in which a rabbit's eye blink is being classically
conditioned. In the procedure, a tone sounds followed shortly by a puff of air to the eye.
However, you notice that the air puff follows a 100-Hz tone but not a 120-Hz tone. It's
likely that the rabbit is undergoing ________ training. ✅discrimination
Little Albert was trained to fear a white rat, a stimulus he had initially not feared, by
pairing it with an aversive _______ ✅CS
Pavlov received the Nobel Prize in medicine and physiology in 1904 for his research on:
✅digestion
It has been shown in the aplysia (sea slug) that habituation is due to ✅increase in
GABA release
what is sensation ✅the stimulation of our sense organs and the relayof that information
to the brain (transduction)
what is perception ✅the brain interpretation of the stimuli in a way that is meaningful
what is the absolute threshold? is it universal? ✅minimum amount of energy/stimulus
necessary to produce a sensory experience in 50% of the cases. not universal
where does the auditory sensation become a neural stimulus? how does it happen?
✅the inner ear. The fluid set into vibration by the movement of the stapes against the
oval window, Fluid in the cochlea moves the hair cells, Movement of the cilia opens K+
channels --> Mechanical gated channels, Cell depolarizes, ACTION POTENTIAL-LIKE
what is the function of the ossicles in the middle ear? ✅connect the tympanic
membrane to the inner ear allowing for the transmission of sound waves
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