Exam 4: Sensation and Perception

The amount of light entering the eye is controlled by the __________.

Photo receptors which see best at night are the _______.

Without ________________, we could cut our arm with a knife and feel nothing more than the slight pressure of the blade.

Which of the following accurately describes how we perceive and interpret the visual world?

Adaptation is the process in which _______.

Sarah is a pianist who reports that she sees musical tones as colors. This is one example of ____________.

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 _______________.

Humans can recognize approximately 10,000 different smells. Explain how this is possible, including a general description of the olfactory process. Module: 4.4

While crossing the street, you know a car is approaching on your left side because:

A sound coming from your left will reach your left year faster and with more intensity than your right year. Your brain can use these two facts to compute the location of the sound's source.

The changes in pressure caused when molecules of air or fluid collide with one another then move apart again are called __________.

The monocular distance cue in which objects closer than the point of visual focus seem to move in the direction opposite to the viewer's moving head, and objects beyond the viewing point move in the same direction as the viewer's head is _______.

The perceptual experience of flavor originates from:

The colored part of the eye which contains muscles to contract or expand the pupil is the ____________.

An object's elevation is a perspective cue to _______.

At the sensory level, ______ are the specialized structures that are the basis for pain sensations, and ______ helps explain the actual perceptual experience of pain.

The eyes convert light energy into neural responses that we experience as sight. The conversion of light energy into sight is done by receptor cells in the _______.

Dark adaptation is the process by which visual receptors become increasingly sensitive to dim light.

The trichromatic theory states that:

When you stand to the side of a window frame, it casts a trapezoidal (nonrectangular) image on your retina. It still seems rectangular to you, though, because of _______.