Exam 5: Sensation and Perception

Ayanna made a flipbook by drawing a stick figure on each piece of paper in a slightly different position.When she flipped the pages,the stick figure appeared to be walking across the pages.Ayanna's flipbook illustrates the principle of

In order to perceive object constancy,your brain needs to understand the relationship between the object and one other factor.In the case of size constancy,you understand that the car you see approaching is not

What characteristic of fast nerve fibers permits them to transmit signals perceived as sharp, immediate pain?

If you look at a square made up of alternating red and blue stripes for several minutes and then look immediately at a blank white sheet of paper,you will see a square with alternating green and yellow stripes.This effect results from pairs of ________ that work ________.

Use the trichromatic theory of color vision to explain why people perceive grass as being green.

According to trichromatic color theory,there is no cone specialized to respond to yellow light. When we see yellow,it is because the light is stimulating the

The ________ sense aids balance by judging direction and intensity of head movements.

What are the two cues that allow you to determine where a sound is coming from?

During sensation and perception,sensory receptors on the skin transduce information and then send this information to

According to the ________ model of conceptual processing,the recognition of patterns occurs because data are relayed from a lower level to a higher level of processing in the brain.

If you were in pain,would the pain feel worse when you were active during the day or when you were trying to fall asleep at night? Explain your answer.Then,give an example of how pain perception can be managed.

Explain difference threshold.

Maggie paints her room red.The room looks red because the paint has absorbed the ________ wavelengths of light and is reflecting the ________ wavelengths to Maggie's eyes.

Colleen and LaVonne are playing darts.Colleen throws her dart into the center of the target,and LaVonne throws his dart into the outer ring.If we compare this scenario to the process of vision,Colleen would have been likely to hit a ________,and LaVonne would have been likely to hit a ________.

Your brain gathers information about where your body is in space by using receptors located

Each eye sees more of the world on its own side of the visual field.A combination of the views from the two eyes creates the depth cue of

Days after breaking his nose in a football game,Ben still perceives a dull pain in his nose.The throbbing ache travels along ________ pain fibers,which are ________.

The minimum intensity of sensory stimulation required before a sensation is detected 50 percent of the time is called

Explain the steps involved in touch sensation and perception.

When Petra jumps into a cold lake,she feels as though she is freezing.After a few minutes, she no longer notices the cold and feels comfortable in the water.This change is best Explained by