Exam 3: Sensation and Perception

Which of the following is NOT a measure of threshold?

The inner lining on the back of the eyeball which is sensitive to light is called the _______.

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 smallest change in stimulation that can be detected 50 percent of the time is called the __________.

The minimum intensity of physical stimulation required to produce any sensations at all in a person is the ____________.

The patch of nasal membrane tissue that houses receptor cells for smell is the __________.

Light enters the eye through the _______.

Some pictures are intentionally designed so that one can see two different images in the same picture.This is called ______.

Axons from the nerve cells in the nose carry messages directly to the __________ of the brain.

A drawing of a gravel road depicts the tiny rocks as becoming smaller and less distinct as one looks "down the lane." This simulation of depth on a two-dimensional sheet of paper is an example of the _______ cue.

Which Gestalt law of organization must always occur even if other laws of organization are also illustrated?

Rods and cones are connected to ________.

The most common cause of blindness is which of the following?

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?

The differences between the separate images each eye receives are known as __________.

The pupil is the __________.

Many so-called UFOs may actually be caused by ________.

The Young-Helmholtz theory of color vision assumes that:

When we look at objects fairly close to us,our eyes tend to turn slightly inward toward each other.This process is called _______.

In nearsightedness,the image is focused: