Brunjes PSYC 2200 Exam 2 Spring 15

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Each receptor responds to a wide range of stimuli and contributes to the perception of each of them. This type of coding is referred to as

across-fiber

Which of these areas is not found in the telencephalon?

all are part of telencephalon

The receptors for taste are like skin cells in that they

are continuously being replaced

Kalat says that based on the relative distribution of the three kinds of cones inthe retina, ___ colored road signs would be most difficult to see from a distance

blue

According to Kalat, most of the neurons in the visual cortex of very young kittens respond to

both eyes, and continue that way

Large-diameter pain fibers

carry sharp pain information

Which of these areas are a portion of the basal ganglia?

caudate, putamen, globus pallidus, substantia nigra

The lateral geniculate nucleus is part of teh

diencephalon

A "non-specific" thalamic nucleus has

diffuse projections

Kalat claims that cases like MM and PD (people who have sight restored after many years) indicates that

early experiences can haverelatively permanent effects on the brain

Because blood vessels and ganglion cell axons are almost absent near the___, it has nearly unimpeded vision

fovea

Perception of a low tone is to___ as perception of a high tone is to___

frequency theory; place theory

Which lobe contains the precentral gyrus?

frontal lobe

The optic nerve is composed of axons from which of the following cells?

ganglion

Which two factors determine whether or not there will be a "sound shadow?"

head size and frequency

According to Kalat, chemicals known as___ and ___ guide neuron migration

immunoglobulins; chemokines

Suppose you suddenly become deaf in one ear. With practice, you would most likely be able to locate familiar sounds based on differences in

loudness

The highest frequency sounds vibrate hair cells the most

nearest the oval window

The concept that neurons refine their many conections based on which ones are most successful is known as

neural Darwinism

Which of these sequences accurately characterizes brain development?

none of these

Kalat points out that

pain inhibits itch

What occurs to a tone as the frequency increases?

pitch gets higher

When Sperry cut a newt's optic nerve and rotated the eye by 180 degrees, each axon

regenerated to the area where it had originally been

Horizontal cells receive their input from___; they send output to___

rods and cones; bipolar

The organ of Corti is located in the___ in the inner ear

scala media

We talked about the "white t-shirts experiments" in class in our discussion of

smell

A tumor that crushed the middle of the optic chiasm of a person would primarily affect___

the fibers from the nasal hemiretinas of both eyes

Otoliths are found in

the utricle and saccule in the vestibular system

What can people with conductive deafness hear?

their own voice better than external sounds

According to Kalat, the areas of the cortex used by video game players are most likely to___ than the same cortical areas of those who don't play video games

thicker

At the level of rods and cones the___ theory seems to fit best, while at teh level of the bipolar cells the___ theory seems to fit best

trichromatic; opponent process

Acording to Kalat, a tumor in the temporal lobe may give rise to

visual hallucinations

___ makes up the largest part of the eyeball

vitreous humor

The current view of how we perceive high frequencies is based on

where along the basilar membrane neurons fire most rapidly

What is one way to determine whether a given cell in theprimary visual cortex is "simple" or "complex?"

whether it responds to lines in more than one location


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