Exam 4: Sensation and Perception

When you focus on a close object the lens of you eyes gets ____________________ to give you a clear image and ____________________ has occurred.

Perception is ____________________ and involves much more than passively receiving signals from the outside world; it involves the ____________________ of sensory input.

The absolute threshold is defined as the stimulus intensity that an organism can detect

Pairs of colors that produce gray tones when mixed together are known as

As the large butterfly flew toward Richard,he could tell it was getting closer because he could feel his eyes turning inward toward his nose as he watched it.In this instance,Richard was able to judge how far away the butterfly was using the depth cue of

Devin looked directly into a very bright light and damaged his retina.The ophthalmologist has told him that he has sustained massive damage to his rods,but for the most part his cones have not been affected.One change that you could predict for Devin's vision is that he will now have

Eric has been wearing red welding goggles for the past 30 minutes.Based on the opponent-process theory of color vision,when Eric takes off the red goggles he should expect that objects will temporarily appear to be

Stimulating the neural fibers in the pathway that descends from the periacqueductal gray (PAG)in the midbrain will produce an analgesic effect and reduce the perception of pain.

By exploring the world of dreams and fantasy,Surrealists reflected the influence of

If the human ear could not detect differences in the amplitude of sound waves,people would not be able to detect differences in the

Which of the following best describes how we hear according to place theory?

The process in which the lens adjusts its shape depending on the distance between the eye and the object viewed in order to project a clear image onto the retina is

The modern artist who frequently uses impossible figures as the basis of his work is

Jerry,a nuclear operator,must monitor 50 different gauges that keep track of various aspects of the nuclear reactor.According to ____,Jerry's detection of any problems will be influenced by the probability of any problem occurring in conjunction with the payoff associated with detecting the problem.

Unlike the other sensory systems,perceptual preferences for the sense of ____ are strongly influenced by social processes.

Of the following,the only sensory system that does not project upward to the cerebral cortex through the thalamus,is

Research into the effects of subliminal stimulus suggests that the effect produced by subliminal stimuli is generally ____________________.

Natalie sat on her porch looking out at the field of soybeans.The fact that Natalie perceived the soybean plants as being grouped into a series of separate rows is consistent with the Gestalt principle of

It is generally agreed that there are four primary odors: sweet,bitter,sour and salty that are detected by olfactory receptors uniquely responsive to their specific chemical structure.