Chapter 5 Practice Test

If the just-noticeable difference for a 10-ounce weight is 1 ounce, the just noticeable difference for an 80-ounce weight would be ________ ounce(s).

8

When informed that a brief imperceptible message would be flashed repeatedly during a popular TV program, many viewers reported feeling strangely hungry or thirsty during the show. Since the imperceptible message had nothing to do with hunger or thirst, viewers' strange reactions best illustrate:

A placebo Effect

Although Manuel was sitting right next to his parents, he smelled a skunk minutes before they did. Apparently, Manuel has a lower ________ for skunk odor than his parents have.

Absolute Threshold

The area of the retina where the optic nerve leaves the eye is called the:

Blind Spot

Which of the following pain control techniques is emphasized in the Lamaze method of childbirth training?

Distraction

When most people stare at a red square and then shift their eyes to a white surface, the afterimage of the square is:

Green

The amount of light entering the eye is regulated by the

Iris

What would play a role in quickly alerting you to a gas leak in your home?

Olfactory Receptors

The ability to simultaneously process the pitch, loudness, melody, and meaning of a song best illustrates

Parallel Processing

The ability to simultaneously recognize the color,shape, size, and speed of an oncoming automobile best illustrates:

Parallel Processing

The process by which we select, organize, and interpret sensory information in order to recognize meaningful objects and events is called:

Perception

The adjustable opening in the center of the eye is the:

Pupil

The light-sensitive inner surface of the eye, containing the rods and cones, is the:

Retina

After listening to your high-volume car stereo for 15 minutes, you fail to realize how loudly the music is blasting. This best illustrates

Sensory adaptation

With her eyes closed and her nose plugged, Chandra was unable to taste the difference between an onion and a pear. Her experience best illustrates the importance of

Sensory interaction

An exhausted forest ranger may notice the faintest scent of a forest fire, whereas much stronger but less important odors fail to catch her attention. This fact would be of greatest relevance to

Signal detection Theory

News about the supposed effects of briefly presented messages on moviegoers' consumption of popcorn and Coca-Cola involved false claims regarding:

Subliminal stimulation

Experiencing a green afterimage of a red object is most easily explained by

The opponent-process theory

The local fire department sounds the 12 o'clock whistle. The process by which your ears convert the sound waves from the siren into neural impulses is an example of:

Transduction

The process by which our sensory systems convert stimulus energies into neural messages is called:

Transduction

In additive color mixing, the combination of red, green, and blue creates_________;In subtractive color mixing, the combination red, yellow, and blue creates_______.

White;Black

The axons of ganglion cells converge to form

optic nerve

low-pitched sounds are to high-pitched sounds as ___ colors are to _____ colors.

red;blue

The detection and encoding of stimulus energies by the nervous system is called:

sensation

Kinesthesis refers to the:

system for sensing the position and movement of muscles, tendons, and joints.