Physiology (Sensation & Perception) Flashcards Preview

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Flashcards in Physiology (Sensation & Perception) Deck (17)
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1
Q

According to the Young-Helmholtz _____ theory of color vision, there are three types of color receptors (cones) that are receptive to a different primary color– red, blue, or green

A

trichromatic

2
Q

Hering’s ___ theory postulates three types of bipolar receptors: red-green, yellow-blue, and white-black

A

opponent-process

3
Q

Because color blindness is most often due to a sex-linked recessive trait, ____ are at higher risk for color blindness.

A

males

4
Q

Depth perception depends on a combination of binocular and monocular cues. _____, one of the binocular cues, refers to the fact that our two eyes see objects in the world from two different views, and, the closer an object, the greater the disparity of the two images

A

retinal disparity

5
Q

with regard to olfaction, the ______ cortex is believed to be involved in the conscious perception of odors, while the _____ plays an important role in olfactory memory

A

amygdala

6
Q

Of the senses, ______ is the only one that is not linked to a single type of stimulus

A

pain

7
Q

According to ______ theory, the perception of pain can be blocked by special cells in the spinal cord

A

gate-control

8
Q

Although the results of studies comparing active and passive strategies for coping with pain are inconsistent, they generally confirm that ______ strategies are associated with lower levels of reported pain and greater improvement in psychological and physical functioning

A

active

9
Q

_____ is a rare condition in which the stimulation of one sensory modality triggers a sensation in another sensory modality

A

Synesthesia

10
Q

Psychophysics is the study of the relationship between physical stimulus magnitudes and their corresponding psychological ______

A

sensations

11
Q

According to ______ Law, the more intense the stimulus, the greater the increase in intensity needed to produce a just noticeable difference

A

Weber’s

12
Q

Fechner’s Law proposes that physical stimulus changes are _____ related to their psychological sensations; and, according to ______ Law, sensation is and exponential function of stimulus intensity

A

logarithmically; Steven’s Power

13
Q

According to __________, sensation is an exponential function of stimulus intensity.

A

Steven’s Power Law

14
Q

A man is exhibiting synesthesia when he says that he:

A

experiences different musical notes as different colors

15
Q

Gate control theory is useful for:

A

identifying methods for controlling pain

16
Q

Negative afterimages provide support for which of the following?

A

opponent-process theory

17
Q

Retinal disparity helps explain:

A

depth perception for objects that are close.

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