Exam 3: Sensation and Perception

We can see a candle flame at 30 miles on a clear,dark night,and we can hear the tick of a watch 20 feet away in a quiet room.These two facts are examples of ____________.

The tendency to perceive objects that are in a common area or region as being in a group is known as ___________.

The explanation of color vision that was proposed first by Young and later by Helmholtz is called the _________.

Contiguity is the tendency to perceive ____________.

When John drives his car at night,he finds that he can barely see traffic and street signs if he looks directly at them.He can increase his visual sensitivity by looking at the signs:

The tendency for a stationary light viewed against darkness to look as though it's moving is called:

What color would you report seeing if a researcher projects the longest wavelength in the visible spectrum onto a screen?

Approximately how many taste receptors are located on each taste bud?

The structures in the inner ear that are particularly sensitive to body rotation are the __________.

The correct order of the three bones of the middle ear,from outside to inside,is anvil,hammer,and stirru

The longest wavelengths we can see are experienced as __________ colors.

While riding on a train,David notices that the trees and telephone poles close to the tracks seem to flash by,while the buildings,trees,and mountains that are farther away seem to move by more slowly.This phenomenon is called ________.

The pupil is the:

The term photon refers to _____________.

When Ann went to her doctor,he gave her a hearing test.During the test,the doctor struck several tuning forks,each of which vibrated at a distinct pitch,and asked her to choose two tones that sounded almost the same in pitch.The doctor was testing Ann's __________.

The principle that the just noticeable difference of any given sense is a constant fraction or proportion of the stimulus being judged is called ___________.

Decibels are used to measure _______.

The boundary between the middle and inner ear is the:

Whether you are standing right next to it or a mile away from it,you know a tree is the same size because of _______.

A young man enters a completely darkened room and lights a candle.Which of the following sequences best represents the candle's light as it enters his eye?