Exam 4: Sensation and Perception

When Clyde is pricked by a needle,the sharp pain signal is carried to the brain by ____fibers.The next day,Clyde feels a dull ache around the spot where he was pricked; this information is carried by ____ fibers

Liz Lemon needs to remember to pick up lunch for her writing staff,so she ties a string around her finger as a reminder.Unfortunately,by noon,she no longer notices the string around her finger.This was most likely due to ____.

Which effect most likely causes astronauts to become nauseated in space?

Lance is anxiously awaiting his girlfriend's phone call.When the phone finally rings,he quickly answers it and says,"Hi,honey bun.Come kiss me now." But it is actually his startled boss on the phone,who promptly accepts the offer.What perceptual process caused this embarrassing event?

Suppose you are walking to the movie theater on a bright sunny day.Once you enter the dark theater,you nearly trip over your feet because you cannot see a thing.After you find a seat,you watch the movie for about thirty minutes and then decide to head to the lobby for some popcorn.When you stand up,you realize that you can see much more clearly than before.This example best illustrates ____.

Clifford the cat can move his accessory structures for hearing to help him localize the source of even a very faint sound.In other words,unlike most humans,Clifford can move his ____.

Adaptation to darkness is possible because of the presence of ____in the periphery of your retina.

Participants in an experiment are asked to look at pictures of driving scenes taken from the driver's point of view.When the scenes are changed,participants can easily detect some small changes,such as wording on a traffic sign.However,they often miss large irrelevant changes such as a disappearing building.This is because of ____.

Many depth cues are used by artists to show distance in their paintings.Choose four of the many depth cues described in your text and discuss how they can affect depth perception.

______ is a mathematical model of what determines a person's report of a near-threshold stimulus.

Burt complains to a marriage counselor that although his wife,Lonnie,appears to be listening when he talks,she often has no memory of what he has said and is "in a world of her own." Lonnie is demonstrating ____.

Creighton has been working in construction for many years.At first,his co-workers warn him to wear earplugs,but he refuses.Now he can no longer hear sounds at high pitches.Creighton's ____ have been damaged.

With bottom-up processing,a person is using ____ to recognize an object.With top-down processing,recognition is based on the use of ____.

While waiting at the end of a long line,Roger notices that he cannot determine the hair color or facial features of the people at the front of the line,but he can do so with people near him.Roger perceives people at the front of the line to be farther away due to what depth perception cue?

Rebecca's new boyfriend Andy takes her to a 3-D movie.In an effort to impress Rebecca,Andy explains to her that the movie appears to be three-dimensional by providing each eye with slightly different images,thus creating the illusion of depth.Andy cannot remember what this phenomenon is called,but Rebecca,tired of Andy's showing off,tells him it is called ____.

The discovery that stimulation of a particular sensory nerve provides codes for that sense,no matter how the stimulation takes place is called _____.

Inspector Holmes and his trusty assistant,Watson,are snooping around a dark,deserted house in London.Watson suddenly screams,"Holmes! I thought I just saw a flicker of light!" Holmes turns to him and says,"No,my dear boy.You must have been interpreting a random firing of sensory neurons as a stimulus." Holmes is describing ____.

After a fencing accident,Jerome had to wear a patch over one eye for several weeks.He is advised by his doctor not to drive a car because the patch will affect Jerome's use of the ____ cue for depth perception.

Terry loves to listen to the violin.As a joke,Carry replaces Terry's favorite CD,"Sounds of the Violin," with the CD "Sounds of the Cello." When the music starts playing,Terry immediately knows that the sounds were not made by the violin because each instrument has a unique ____.

Mikala has never been able to "see" what the hidden picture is in a new style of three-dimensional art.Every time Mikala looks at one of these,she sees only a set of discrete two-dimensional images.The Gestalt principle of ____ might explain why Mikala cannot see the three-dimensional picture.