S&p Final

Front 1

What is the orienting system called?

Back 1

vestibular system

Front 2

The generic form of gravity detector is the ___.

Back 2

statocyst

Front 3

The ___ responds to changes in the rate (acceleration and deceleration) of vertical linear motion.

Back 3

saccule

Front 4

The ___ responds to changes in the rate (acceleration and decleration) of horizontal linear motion.

Back 4

utricle

Front 5

The ___ ___ respond to rotary accelerations and rotary decelerations.

Back 5

semicircular canals

Front 6

___ ___ refers to all eye movements which occur in response to rotary movement. During acceleration, eyes move opposite; during decleration eyes move same direction.

Back 6

vestibular nystagmus

Front 7

Skaters can spin without getting dizzy because they do something called ___.

Back 7

spotting

Front 8

___ ___ is characterized by sudden bursts of vestibular activity which cause intense nystagmic eye movements, extreme vertigo, nausea, and hearing distortions.

Back 8

Miniere's Disease

Front 9

The ___ pathway contains large-diameter fibers which are fast-conducting and provide locatlized information about touch and movement. The receptive fields are smaller and there are more of them. *Provide localized, specific, detailed information*

Back 9

lemniscal

Front 10

The ___ pathway contains small-diameter fibers which are slow-conducting. Non-localized info regarding touch, temperature, and pain. There are fewer receptive fields and they are larger.

Back 10

spinothalmic

Front 11

What is the effective stimulus for touch?

Back 11

change

Front 12

These receptors are located deep in the skin. They are the largest of the cutaneous receptors and respond to onset or offset of brief stimulation. They give good information about the location and texture of a brief stimulus.

Back 12

Pacinian corpuscles

Front 13

These receptors are found in sensitive, hairless skin regions and presumed to be a pressure receptor.

Back 13

Meissner's corpuscles

Front 14

Tactile discs respond to touch or ___.

Back 14

pressure

Front 15

Ruffini endings are cutaneous recptors for ___.

Back 15

warmth

Front 16

Krause end bulbs are cutaneous receptors for ___.

Back 16

cold

Front 17

In the ___ ___, the listener touches specific parts of the speker's lip, face, and neck so that the hand receives some of the complex omvement patterns produced by the speaker.

Back 17

Tadoma method

Front 18

When we hold an object we get combined kinesthetic and cutaneous information about that object. This is part of the ___ ___.

Back 18

Hapatic system

Front 19

___ or proprioception is awareness of the movement of our own body.

Back 19

kinesthesis

Front 20

What is the stimulus for kinesthesis? ___ of the body.

Back 20

movement

Front 21

The temperature at which you don't notice anything is termed ___ ___.

Back 21

physiologic zero

Front 22

The functions of ___ are foodseeking and sampling, and detection of prey and predators.

Back 22

chemoreception

Front 23

Researchers have labeled fibers according to their maximal sensitivity, this is referred to as the ___ ___.

Back 23

label line

Front 24

Taste is a function of the pattern of firing among a whole population of nerve fibers. This is called ___-___ ____.

Back 24

cross-fiber patterning

Front 25

Sweet n Low is ___, and is derived from coal tar.

Back 25

saccharin

Front 26

The frequency of a sound is measured in __.

Back 26

Hz

Front 27

Frequency causes us to perceive ___.

Back 27

pitch

Front 28

The max pressure exerted by a stimulus is the ___.

Back 28

amplitude

Front 29

Amplitude is measured in __.

Back 29

dB

Front 30

Amplitude causes us to perceive ___.

Back 30

loudness

Front 31

___ is the number of frequencies in a stimulus.

Back 31

complexity

Front 32

Complexity causes us to perceive ___.

Back 32

timbre

Front 33

This claims that it's possible to express any complex wave form as the sum of a discrete series of simple sine waves.

Back 33

Fourier analysis

Front 34

This says we have the ability to hear each tone of a complex wave seperately.

Back 34

Ohm's acoustic law

Front 35

We can hear frequencies from?

Back 35

20 Hz to 20,000 Hz

Front 36

A ___ is the loudness of a 1000 Hz tone presented at an intensity of 40 dB.

Back 36

sone

Front 37

The ___ hemisphere detects speech and language.

Back 37

left

Front 38

The ___ hemisphere detects nonverbal sounds.

Back 38

right

Front 39

This type of ganglion cell, the _-___, has more of them, they are linked to the fovea, they react to precise fine details.

Back 39

p-cells

Front 40

_-___ of the ganglion cells, they are fewer of them and they are larger and respond to movement.

Back 40

m-cells

Front 41

Delta I/I = K is known as...

Back 41

Weber's Law

Front 42

What is Fechner's law?

Back 42

s=klogI

Front 43

Fechner assumed JND's were ___ steps in sensation. This is incorrect.

Back 43

equal

Front 44

Using Fechner's law, you will get a straight line if you express the simulus in ___ units against the JND.

Back 44

log

Front 45

S=KI to the nth power is whose law?

Back 45

Stevens' Law

Front 46

A ROC curve depicts the proportion of hits and ___ ___ for a given signal intensity.

Back 46

false alarms

Front 47

perceived size (s) = k (rxd) where r is image on the retina and d is distance. This is whose law?

Back 47

Emmert's law