Question 1

The pupil is the ______.
A)opening in the center of the iris
B)white of the eye
C)colored part of the eye
D)lining in the back of the eyeball

Accepted Answer

The pupil is the opening in the center of the iris and controls the amount of light entering the eye.

Question 2

Sound waves are simply ___________.
A)the vibration of the molecules of the air surrounding us
B)the impact of acoustrons in the air
C)a form of electronic radiation
D)none of these

Accepted Answer

Sound waves are simply the vibration of the molecules of the air surrounding us.

Question 3

Endorphins are the neural transmitters that _____________.
A)control your muscles
B)generate pain sensations
C)act as a natural version of morphine
D)excite the ventral horn of the spinal cord

Accepted Answer

Endorphins act as a natural version of morphine.

Question 4

A study reviewed in your text investigated the effect of pheromone perfume on various behaviors in females.The results included all of the following except:
A)increase in number of males approaching them.
B)increased sexual intercourse.
C)increase in number of formal dates.
D)increased "petting."

Accepted Answer

This was not one of the findings of the research into pheromone-laced perfumes.

Question 5

The lowest intensity of a particular stimulus that enables the average person to detect that stimulus 50 percent of the time it is presented is called the ___________.
A)absolute threshold
B)difference threshold
C)just noticeable difference
D)psychophysical threshold

Accepted Answer

The absolute threshold is the lowest intensity of a particular stimulus that enables the average person to consciously detect that stimulus 50 percent of the time it is presented.

Question 6

When you enter a darkened room (e.g., a movie theatre)you will find it hard to see at first but shortly afterward you will be able to see much better.This phenomenon is referred to as:
A)color adaptation.
B)cone adaptation.
C)dark adaptation.
D)light adaptation.

Accepted Answer

Dark adaptation is the process by which our eyes adjust to a dimmer environment.

Question 7

Astronauts who spend too much time in outer space may ultimately jeopardize their ________.
A)vestibular sense
B)kinesthetic sense
C)somasthetic sense
D)anomalous cognition

Accepted Answer

This is a risk of spending extended time in space that is noted by your textbook authors.

Question 8

According to your authors, we identify where objects are by coding ________.
A)categorical spatial relations
B)temporal relations
C)proximal spatial relations
D)occipital relations

Accepted Answer

Categorical spatial relations give us a general information about where objects are.

Question 9

If you stare for 30 seconds at a red object and then look at a blank sheet of white paper, you will see a greenish image of the object.This phenomenon BEST supports the ______ theory of color vision.
A)Grieco trichromatic
B)opponent-process
C)Helmholtz trichromatic
D)Hering's vibration

Accepted Answer

The opponent-process theory sees the cones as being arranged in pairs, and red is paired with green.The greenish afterimage demonstrates that fatiguing the eye produces opposite, or opponent, perceptions.

Question 10

______ is the mental process of making sense of sensory information.
A)Abstraction
B)Sensation
C)Perception
D)Consciousness

Accepted Answer

Perception is the mental process of making sense of sensory information.

Quiz 3: Section 2: Sensation and Perception: How the World Enters the Mind

The pupil is the ______.

Sound waves are simply ___________.

Endorphins are the neural transmitters that _____________.

A study reviewed in your text investigated the effect of pheromone perfume on various behaviors in females.The results included all of the following except:

The lowest intensity of a particular stimulus that enables the average person to detect that stimulus 50 percent of the time it is presented is called the ___________.

When you enter a darkened room (e.g., a movie theatre) you will find it hard to see at first but shortly afterward you will be able to see much better.This phenomenon is referred to as:

Astronauts who spend too much time in outer space may ultimately jeopardize their ________.

According to your authors, we identify where objects are by coding ________.

If you stare for 30 seconds at a red object and then look at a blank sheet of white paper, you will see a greenish image of the object.This phenomenon BEST supports the ______ theory of color vision.

______ is the mental process of making sense of sensory information.