Exam 3: Sensation and Perception

The average threshold for human vision is a candle flame seen from __________ on a dark, clear night.

Red, green, and blue are __________ colors.

The sense of smell is also known as __________.

Sound waves are simply __________.

Perceptions differ from sensations in that __________.

People with normal vision will perceive a pyramid whether they see the object from the side, top, or any other angle as long as the object is, in fact, a pyramid. This example illustrates the law of __________.

Closing your eyes and then touching your nose with your forefinger most accurately illustrates which of the following?

Light receptors that see best at night are the __________.

Because of what you have learned about sensory adaptation, you might think that if you stared at a picture for a long period of time, the image you see would eventually fade. This would be the case if not for the tiny vibrations of your eye called __________.

Which of the following terms refers to the amplitude of a light wave such as how high or low the wave is?

When people are nearsighted, this most likely means that their eye __________.

__________ is the mental process of making meaning of sensory information.

Why do perceptual illusions occur? Give an example of a perceptual illusion and explain it according to your answer to the first part of this question.

Which of the following is an example of a monocular cue?

The change in the shape of the lens in order to focus on a visual image is known as __________.

Suppose you look at a given figure and decide that, depending on how you look at it, it can be perceived as either an old woman or a young lady. Such a figure would be said to be __________.

An illusion due to misleading cues in stimuli that cause us to create perceptions that are inaccurate or impossible is called a(n) __________ illusion.

The minimal stimulus necessary for detection is called the __________, while the smallest noticeable change in a stimulus is referred to as the __________.

Continuity is the tendency to __________.

Size constancy explains why __________.