Exam 5: Sensation and Perception

The human brain is able to distinguish approximately __________ different color variations.

There are only two types of feature detectors in the human eye - simple cells and complex cells.

When you think of sensation and perception,you think of your home mail service.When the mail is delivered to your home,the postal worker puts it in your mailbox.You then take the various letters,magazines,and postcards and sit down to read them,deciding which is important and which is junk.In this scenario,the mailbox is your __________.

The __________ of a particular light refers to its color,and it is determined by the wavelength of the light that is sensed.

The part of the nervous system that is responsible for receiving and processing information from outside the body is called the __________ system.

"Louder," Mr.Jarvis yells at his choir."We need more volume!" In terms of psychophysics,Mr.Jarvis is asking his choir to increase the __________ of the sounds they are producing.

Transduction occurs when physical energy is converted into an electrical charge.

__________ refers to the way we select,organize,and interpret sensory information.

The greater the concentration of cones in the fovea,the greater your visual acuity will be.

How are images that come in the front of the eye projected onto the retina?

The law of pragnanz states that we organize sensory stimuli in the simplest possible form.

Generally speaking,the study of __________ refers to the process of understanding the human experiences of sensation and perception.

Which of the following factors is most likely to influence an individual's perceptual set?

What are the tiny bumps that you can see on your tongue called?

When attention is directed by our internal decisions,it is referred to as __________.

It is a commonly known fact that dogs have a much keener sense of smell than do human beings.What is not commonly known,however,is why.Because you have studied psychophysics,you know the answer to this question.What is it?

Have you ever gotten your hand caught in a drawer or a door? Maybe you were puzzled by the fact that you didn't feel the pain immediately,and that it took several seconds for you to really experience that pain.Which chemical in the body explains why you don't always feel pain as soon as you injure yourself?

Which of the following famous artists was a synesthete?

The __________ sense is the sense relating to how a person's body parts interact with one another.

The hip-hop artist Pharell Williams used __________ as the basis for N.E.R.D.album "Seeing Sounds."