cognitive neuroscience (chapter 1) Flashcards

(71 cards)

1
Q

cells that carry information from one place to another

A

neurons

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2
Q

contains the nucleus and other cellular machinery necessary for cell functioning

A

cell body

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3
Q

carries information from the cell body to the synapse (the space between two neurons)

A

axon

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4
Q

receives input from other cells

A

dendritic tree

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5
Q

serve as “support cells” do not convey information like neurons

A

glia

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6
Q

modify the environment for neurons
remove dead neurons
myelinate axons: fatty tissue that insulates axons and increases speed of new transmission
help maintain blood brain barrier

A

functions of the glia

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7
Q

area with lots of myelination from glial cells

A

white matter

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8
Q

neuronal cell bodies

A

grey matter

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9
Q

brain and spinal cord

A

central nervous system

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10
Q

everything but the central nervous system

A

peripheral nervous system

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11
Q

bring info to the central nervous system

A

sensory neurons

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12
Q

associate information within the central nervous system

A

interneurons

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13
Q

send information from the brain and spinal cord to the muscles

A

motor neurons

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14
Q

front of the brain

A

anterior

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15
Q

back of the brain

A

posterior

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16
Q

toward the front/head

A

rostral

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17
Q

toward the back/tail

A

caudal

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18
Q

top of the brain

A

superior

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19
Q

bottom of the brain

A

inferior

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20
Q

(4 legged animal) animals back

A

dorsal

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21
Q

(4 legged animal) animals stomach

A

ventral

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22
Q

towards the middle

A

medial

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23
Q

away from the middle

A

lateral

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24
Q

slicing the brain so the top is separated from the bottom

A

horizontal

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25
slicing the brain ear to ear separating the from from the back
coronal
26
slicing the left side from the right side
saggital
27
fluid filled spaces
ventricles
28
a clear fluid that cushions the brain and is within the ventricles
cerebrospinal fluid
29
most prominent, left and right separated by tissue
lateral ventricles
30
situated at midline, between left and right thalamus
3rd ventricle
31
diamond shaped, behind pons and medulla
4th ventricle
32
brings input from peripheral sensory organs TO brain and sends motor information OUT
spinal cord
33
controls vital functions including breathing and heart rate, contains most of the cell bodies of the cranial nerves
medulla
34
located posterior to the medulla, roles in movement, balance, posture control and cognition
cerebellum
35
superior to medulla, anterior to cerebellum role in eye movement and balance
pons
36
superior to pons, role in processing visual and auditory information, contains superior colliculus (important in visual systems) and inferior colliculus (important in auditory systems)
midbrain
37
medulla, pons and midbrain
the brainstems
38
major relay station for sensory information coming into the cortex and almost all motor information leaving it
thalamus
39
helps body maintain a steady state (feeding, drinking, body temperature regulation, secretes hormones, fight or flight)
hypothalamus
40
thalamus and hypothalamus
diencephalon
41
consists of the caudate nucleus, putamen, and the globes pallidus
basal ganglia
42
important for motor control (helps control voluntary movement and can increase or decrease motor output)
basal ganglia
43
important for emotions
the limbic system
44
the bumps and grooves on the surface of the brain
cerebral cortex
45
a convolution or bump
gyrus
46
each valley between bumps
sulcus
47
a very deep sulcus
fissure
48
separates brain in an anterior posterior dimension
central fissure (rolandic fissure)
49
dorsal ventral dimension
sylvian fissure (lateral)
50
separates the right cerebral hemisphere from the left
longitudinal fissure (interhemispheric fissure)
51
although all regions of cortex have five or six layers of cells, the relative thickness of each layer, as well as shape and size of cell within those layers varies between brain regions
cytoarchitectonic divisions
52
divides the brain into distinct areas
broadmann map
53
the part of the cortex that directly drives your motor output
primary motor cortex
54
feeling, touch
primary sensory cortex/somatosensory cortex
55
nerves making contact with our muscles and joints that allow us to know where we are in space
proprioception
56
an area of the brain where information from multiple modalities is processed, regions that support abilities such as language, compassion, and foresight
association areas
57
whats in between association areas?
combined information from various brain regions
58
further processing of sensory information with object recognition, when we see a cup we know its a cup
multimodal
59
functions are planning, guidance, and evaluation of behavior
frontal lobe
60
when damaged there are usually behavioral changes
frontal lobe damage
61
function is to integrate information across sensory modalities
parietal lobe
62
when damaged, hemineglect (ignoring one side of space, usually left side) is usually a result
parietal lobe damage
63
function: memory, visual item recognition, emotion, auditory processing
temporal lobe
64
when damaged, inability to recognize common objects is a result
temporal lobe damage
65
input (perception)
* Speech sounds perception test (auditory) | * Tactile perception test (touch)
66
attention, concentration and memory
* Digit span (how many numbers can you repeat) | * Trail making test
67
language skills
* Ability to understand spoken language defining words | * Phonological processing: speech sounds in reading
68
♣ Visual spatial skills
Block design | • Rey-ostereith complex figure
69
♣ Concept formation, reasoning and logic analysis
* Matrix reasoning | * Wisconsin card sorting test
70
♣ Output/motor skills
* Fine motor skills (grooved pegs, finger tapping test) | * Gross motor skills (walking/throwing/catching)
71
o Halstead-Reitan Battery
♣ Common neuropsychological test battery ♣ Assesses many domains functioning ♣ Takes 8 months