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Psychology/Sociology - MCAT > Class Seven > Flashcards

Class Seven Flashcards

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1
Q

glutamate - photoreceptors

A

photoreceptor release glutamate onto the bipolar cells (inhibits them from firing)

when light is absorbed, glutamate is not released

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2
Q

myopia

A

too much curvature, light focused infront of retina

nearsightedness

corrected with a concave lens

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3
Q

hyperopia

A

light focuses behind the retina

aka farsightedness

corrected with a convex lens

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4
Q

binocular cues

A

depth cues from both eyes

important for perceiving depth when objects are close by

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5
Q

retinal disparity

A

binocular cue → to perceive the distance between images

more disparity = farther away

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6
Q

convergence - binocular cue

A

the extent to which eyes turn inward when looking at an object

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7
Q

monocular cues

A

depth cues that depend on info from one eye

important for judging distances far from us

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8
Q

what is absolute threshold - stimuli

A

minimum stimulus intensity to active a sensory receptor 50% of the time

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9
Q

Weber’s law

A

two stimuli must differ by a constant proportion in order for their differences to be noticed

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10
Q

what is Gestalt

A

perceiving something as a whole, not as individual parts

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11
Q

what is selective attention

A

one input is attended to and the rest is tuned out

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12
Q

cocktail effect

A

information of personal importance from unattended channels catches your attention

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13
Q

what is the binding problem

A

different aspects assembled together and related to a single object

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14
Q

what is divided attention

A

performing multiple tasks at the same time

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15
Q

3 factors associated with multitasking

A

task similarity, task difficulty & task practice

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16
Q

when do children learn about object permanence

A

during the sensorimotor stage

17
Q

what is object permanence

A

understanding that things exist even when they are out of sight

18
Q

when do children learn about the principle of conservation

A

during the concrete operational stage

19
Q

what is the principle of conservation

A

idea that quantity remains the same despite changes in shape

20
Q

agnosia

A

inability to recognize objects through sensory mechanisms

21
Q

confirmation bias

A

tendency to search for info that confirms our preconceived thinking

22
Q

what is fixation

A

inability to see a problem from a fresh perspective

23
Q

functional fixedness

A

perceiving functions of an object as fixed and unchanging

24
Q

availability heuristic

A

making a decision based on the examples most available in your mind

25
Q

representativeness vs availability heuristic

A

r: based on generalizations
a: based on specific examples

26
Q

what controls alertness + arousal

A

the reticular formation

27
Q

what waves are found in stage 1 sleep

A

theta waves

28
Q

what waves are found in stage 3 & 4 sleep

A

delta waves

29
Q

when do dreams occur

A

during REM sleep

30
Q

cause of narcolepsy

A

dysfunction in the region of the hypothalamus that produces hypocretin

31
Q

what stage of sleep does sleep walking occur

A

stage 3

32
Q

what is universal grammar

A

the theory that humans have an innate ability to make grammatical distinctions

33
Q

where is Broca’s area found

A

frontal lobe

34
Q

what does Broca’s area do

A

speech production

35
Q

what is Broca’s aphasia

A

inability to speak

know what they wanna say but can’t communicate it

36
Q

where is Wernicke’s area

A

temporal lobe

37
Q

what does Wernicke’s area do

A

comprehension of speech

38
Q

mechanism of thyroid hormone

A

bind to a receptor in the cytoplasm of cells → regulates transcription in the nucleus

increases temp + stimulates growth in children

Psychology/Sociology - MCAT (7 decks)

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