Brain Systems Flashcards

1
Q

CT Scanning stands for

A

Computerized Tomography

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2
Q

CT Scans do what

A

X-ray of brain structure, detects soft tissue, looks for abnormalities

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3
Q

PET Scanning stands for

A

Positron Emission Tomography

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4
Q

What do PET scans do

A

Shows brain activity, color coded

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5
Q

What’s the difference between MRIs and fMRIs

A

MRIs map brain structure better than CT scans where as fMRIs map activity better than PET scans

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6
Q

What are EEGs and what do they do

A

Electroencephalogram, records brain waves

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7
Q

What’s the technic that permits scientists to temporarily enhance/depress specific brain activity

A

Transcranial Magnetic Stimulation

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8
Q

What’s the name for destroying a piece of the brain

A

Lesion

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9
Q

ESB stands for what

A

Electoral Stimulation of the Brain

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10
Q

ESB does what

A

Stimulates brain with weak electrical pulses

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11
Q

What are the two main factors in the Central Nervous System

A

Spinal cord and brain

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12
Q

True or False: the three regions of the brain are Hindbrain, Midbrain, and Forebrain

A

True

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13
Q

What region of the brain is for survival

A

Hindbrain

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14
Q

What region of the brain is for movements and sensory information

A

Midbrain

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15
Q

What region of the brain is for thoughts and reason

A

Forebrain

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16
Q

What region of the brain includes the Limbic System

A

Forebrain

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17
Q

The hindbrain includes which three structures

A

Cerebellum, medulla, and pons

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18
Q

True or False: the medulla attaches to the spinal cord

A

True

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19
Q

What does the medulla control

A

Unconscious/Vital functions, blood circulation and breathing

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20
Q

True or False: a tiny hemorrhage doesn’t matter when it’s in the medulla

A

False, it could cause instant death

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21
Q

Which structure of the brain is for sleep and arousal

A

Pons

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22
Q

What is the purpose of the cerebellum

A

Balance and coordination

23
Q

Does the cerebellum control procedural memories (muscle memory)

24
Q

What is the important system of dopamine neuron releasers

25
The midbrain is home to the
Reticular Formation
26
True or False: malfunction of the reticular formation can cause comas
True
27
Reticular formation is responsible for what
Sleep, arousal, and causes general alarm to the body
28
The thalamus is located in which region of the brain
Forebrain
29
True or False: the thalamus is responsible for sensory smell
False, it relays all sensory information expect for smell
30
Where does the thalamus's message go to
Cerebral Cortex
31
Define the limbic system
A loosely connected network of structures located along the boarder between the cerebral cortex and deeper subcortical areas
32
What brain structures are included in the limbic system
Hypothalamus, amygdala, hippocampus
33
Is the hypothalamus under or over the thalamus
Under
34
How do we remember the function of the hypothalamus
Happy, Hungry, Horny: Hypothalamus
35
What structure is for fight for flight
Amygdala
36
What structure is for the emotional center
Amygdala
37
The hippocampus is for what
Memory
38
What connects the left and right hemispheres
Corpus Callosum
39
What is responsible for all forms of consciousness
Cerebral Cortex
40
What are the four lobes of the cerebral cortex
Frontal, Parietal, Occipital, Temporal
41
What lobe of the brain is for touch and body positioning
Parietal
42
What region of the brain receives signal from different regions of the body and what lobe is it located
Somatosensory cortex, parietal
43
What lobe of the brain is for 3D rotation
Parietal
44
Contrast the left and right sides of the parietal
Left is for skilled actions and understanding metaphors. Right is for creating mental models
45
True or False: the occipital lobe is for hearing, smell, and balance
False, it's solely for sight, those are attributes of the temporal lobe
46
Where is the Wernicke's area located
Temporal lobe
47
Is the Wernicke's area for speech or speech comprehension
Comprehension
48
The frontal lobe is for
Judgement and decision making
49
Where is the Broca's area located
Frontal lobe
50
The frontal lobe makes up for how much of the brain
1/3
51
Is neurological reorganization possible?
Yes! Because of plasticity
52
The left side of the brain controls which side of the body AND sight
Right
53
The right side of the brain controls non-verbal processing, explain what that means
Spatial processing, music, entail expression and perception
54
The left side of the brain controls verbal processing, explain what that means
Speaking, reading, writing, language