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Homework answers / question archive / Question 14 1 / 1 pts Dualism is the idea that    both mind and body exist and are separate entities

Question 14 1 / 1 pts Dualism is the idea that    both mind and body exist and are separate entities

Psychology

Question 14

1 / 1 pts

Dualism is the idea that

  

both mind and body exist and are separate entities.

   

two sensations can co-occur simultaneously.

   

All of the answers are correct.

  

one sensation often follows another.

   

the body can be divided into two parts.

 

 

Question 15

1 / 1 pts

The part of the eye that expands or contracts to let more or less light into the eye is called the

  

iris.

   

cornea.

   

lens.

   

fovea.

   

sclera.

 

 

Question 16

1 / 1 pts

Stevens’ power law describes the relationship between _______ and _______.

  

signal; noise

   

stimulus magnitude; sensation magnitude

   

receiver; operator

   

signal; receiver

   

sensation; perception

 

 

Question 17

1 / 1 pts

A _______ cell is a neuron whose receptive field characteristics cannot be easily predicted by mapping with spots of light.

  

complex

   

simple

   

blob

   

ganglion

   

stop

 

 

Question 18

0 / 1 pts

The lateral pathway in the retina consists of each of the following except

  

photoreceptors.

   

horizontal cells.

   

ganglion cells.

  

Both photoreceptors and ganglion cells.

   

amacrine cells.

 

 

Question 19

1 / 1 pts

A _______ is a 1-mm block of striate cortex containing two sets of columns, each covering every possible orientation (0–180 degrees), with one set preferring input from the left eye and the other set preferring input from the right eye.

  

simple cell

   

CO blob

   

complex cell

   

stack

  

hypercolumn

 

 

Question 20

1 / 1 pts

Absolute threshold is the minimum amount of stimulation necessary for a person to detect a stimulus _______ of the time.

  

99%

   

30%

   

100%

   

80%

   

50%

 

 

Question 21

1 / 1 pts

The method of _______ requires the experimenter to vary a perceptible stimulus until it is no longer perceived or an imperceptible stimulus until it is finally perceived.

  

adjustment

  

matching

  

constant stimuli

   

sensation and perception

   

limits

 

 

Question 22

1 / 1 pts

The diminishing response of a sense organ to a sustained stimulus is referred to as

  

constant stimulation.

   

response decrease.

   

adaptation.

  

accommodation.

 

convergence.

 

 

Question 23

1 / 1 pts

Helmholtz thought that all behavior could be explained only by

  

mental forces.

   

physical forces.

   

God.

   

energy.

   

perception.

 

 

Question 24

1 / 1 pts

The transparent “window” on the outer part of the eye that allows light into the eyeball is called the

  

lens.

   

iris.

   

cornea.

   

retina.

   

pupil.

 

 

Question 25

1 / 1 pts

_______ is the act of giving meaning to a detected sensation.

  

Judgment

   

Perception

   

Learning

   

Discrimination

   

Cognition

 

 

Question 26

1 / 1 pts

A major problem with template theories of object recognition is that

  

template theories predict that object recognition should usually be viewpoint-dependent, but in fact recognition has been shown to viewpoint-invariant.

   

we cannot possibly store enough templates in memory to match every object we might encounter.

   

templates are too abstract to be used in object recognition.

   

templates are only useful when recognizing objects from accidental viewpoints.

   

template theories predict that object recognition should usually be viewpoint-invariant, but in fact recognition has been shown to viewpoint-dependent.

 

 

Question 27

1 / 1 pts

In a referee’s uniform, the number of white and black stripes per inch could be considered its

  

spatial frequency.

  

angle.

   

amplitude.

   

phase.

   

wavelength.

 

 

Question 28

1 / 1 pts

Eye doctors specify acuity in terms like 20/20, but vision scientists prefer to talk about the smallest _______ of a cycle of a grating that one can perceive.

  

visual angle

   

sine wave

 

viewing distance

   

width

   

segment

 

 

Question 29

1 / 1 pts

If a stimulus is absent and the observer reports it as absent, this is called a

  

false alarm.

   

miss.

   

criterion.

   

correct rejection.

   

hit.

 

 

Question 30

1 / 1 pts

The difference in illumination between a figure and its background is known as

  

brightness.

   

visual angle.

   

surround.

   

contrast.

   

definition.

 

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