Exam 5: Sensation and Perception

Jason is participating in a psychology experiment in which he is seated in a completely dark room.An initially undetected point of light is gradually made brighter.With each increase,he is asked if he can see the light.In this experiment,Jason's ________ is being measured.

Daniel is learning how to read and guesses that the word pizza is written on the pizza box that was just delivered to his front door.Daniel is using

Mary's brain cannot directly process sound waves to hear what her boyfriend is saying.Instead,her sensory receptors detect sound waves and change them into signals that her brain can interpret as meaning "I love you," in a process called

The ________ is a thin layer of tissue in the nasal cavity containing olfactory receptors.

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 ________.

The first psychologists to emphasize the organizing processes underlying perception were the

Prolonged exposure to movement in one direction ________ the motion detectors responsive to that direction.When the movement stops,the baseline firing rate of detectors for the opposite direction of motion will be ________ than the firing rate for the detectors that responded to the prolonged movement,leading to motion aftereffects.

When people hear a sound,they can tell its location.For example,after hearing a whistle blown,a person could tell you whether the sound originated from his or her right or left side.Likewise,a person could tell you whether the sound came from above or below him or her.How can humans do this? Explain how humans are able to locate where a sound is coming from.

Li-Ting is painting a picture.She paints a vase of flowers and then,right next to it,half of a book.When Bijal looks at the painting,she sees the book as being ________ the vase because of ________.

The________ is a thin inner surface behind the eyeball and it contains sensory receptors.

If the muscles of one of your eyes becomes paralyzed,making it impossible to change the point of focus of that eye,which kind of depth cue will become unavailable to you?

Dogs can hear higher-frequency sounds than people can.This fact suggests that there is a physical difference inside of the

Explain the Gestalt concept of closure.Provide an example that illustrates it.

The coiled,bony,fluid-filled tube in the inner ear that houses the sensory receptors is called the

When an artist creates the illusion of depth in a painting,he or she does so by using

Structures on the tongue that contain groupings of taste buds are called

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.

A higher-pitched sound is one that is higher in ________,which is measured in ________.

Ouch! A paper cut! The sharp sting travels along ________ pain fibers,which are ________.

Explain difference threshold.