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1
Q

What do dendrites do?

A

Recieve info and conduct it towards the neuron body

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2
Q

What do axon fibers do?

A

Pass the messages from the dendrite to other neurons or muscles

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3
Q

What is the insulator of the axon?

A

Myelin sheath

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4
Q

What is the disease called when the myelin sheath depracates?

A

Multiple sclerosis

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5
Q

What provies nutrients and myelin to the axon?

A

Glial cells

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6
Q

What is the positive outside/negative inside state of a neuron called?

A

Resting potential

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7
Q

What decreases a neurotransmitters action by blocking production or release?

A

Antagonists

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8
Q

What increases a neurotransmitters action?

A

Agonists

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9
Q

What nervous system controls our glands and internal operation msucles, such as heartbeat and digestion?

A

Autonomic nervous system

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10
Q

What are the two components of our peripheral nervous system?

A

Autonomic and Somatic

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11
Q

What is the somatic nervous system?

A

Enables voluntary control of our skeletal muscles

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12
Q

What form the Central nervous system?

A

The brain and spinal cord

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13
Q

What is the PNS responsible for?

A

gathering info for transmitting CNS decisions to other body parts

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14
Q

What does the cerebellum control?

A

Balance

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15
Q

What does the medulla control?

A

Breathing

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16
Q

Where is the reticular formation located?

A

Spinal cord/part of CNS

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17
Q

What does the hypothalimus control?

A

Hunger and thirst

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18
Q

What is the ptuitary gland?

A

Not part of nervous system. Hormones, growth regulation

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19
Q

What does the sensory cortext control?

A

all of you 5 senses

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20
Q

How does a pet scan work?

A

Radioactive glucose

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21
Q

How does a cat scan work?

A

Assesses surface of the brain

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22
Q

What is Wernicke’s Area?

A

In left temporal lobe – word reception and processing voices

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23
Q

Broca’s Area

A

left ftontal lobe - controls speech muscles, aphasia

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24
Q

What is the somatosensory cortex?

A

Front porietal lobe - interperts taste, hearing, sight, sense, touch

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25
What is motor cortex?
Frontal lobe - voulentary muscles
26
What is acetycholine - "Ach" Implicated in motor movement and learning
IMplicated in motor movement and hearing and learning
27
Too little ACH
Alzheimers
28
What does Dopamine do?
Motor movements, attention, emptions
29
Too little Dopamine
Parkinsons
30
To much Dopamine
Skitzophrenia
31
What is seratonin?
Helps control hunger and sleep
32
Too Little Seratonin
Depression
33
What is norepinephrine?
Helps control alertness and arousal
34
Too little norepinephrine
Depressed mood
35
What is GABA?
Inhibitory neurotransmitters
36
Too Little GABA?
seizures, tremors, insomnia
37
Too Much GABA?
over stimulous
38
What is glutamate?
Excitatory neurotransmitter
39
What is the endocrine system?
System of glands which secrete hormones
40
What is the master gland?
The Pituitary gland
41
What does the pituitary gland do?
Regulates growth
42
Where is the pituitary gland located?
Below the hypothalimus
43
What are the two ardenals?
epinephrine and non-
44
Adrenal means?
Adrenaline
45
Where are the adrenals located?
Above the kidney
46
What controls aggression and fear?
Amygdala (lime-bean sized)
47
Where is the Amygdala located (system)?
The limbic system
48
What are the parts of the limbic system?
Amygdala, hypothalamus, and hippocampus
49
What is the brain's sesnory control center?
Thalamus
50
Where is the thalamus located?
Atop the brainstem
51
What does the thalamus do?
Receives info from all senses except smell and routes it to their respective areas
52
Thinking about sex gland?
Hypothalamus
53
What is the cerebrum?
All of the lobes
54
What is the cerebral cortex?
The outer layer of the brain (contains many many nerve cells)
55
Does the spinal cord regenerate?
No
56
What lobe of the brain is responsible for faces?
Temporal lobe
57
What lobe of the brain is responsible for auditory related info?
Temporal lobe
58
What is the prefrontal cortex responsible for?
judgment, planning, processing new memoires
59
What example shows frontal lobe damage can change personality?
Phineas Gage
60
Which age group shows the most plasticity?
Children
61
How would plasticity affect the blind orr hearing impaired?
That part of the brain would be used for other functions (reading braille)
62
What is plasticity?
Ability to repair after damage
63
What is responsible for carrying messages across the tow cerebral hemispheres?
Corpus Callosum
64
What is our right hemisphere better at?
Preception, creativity
65
What is our left hemisphere better at?
Speaking, language, and calculation
66
What does the sympathtic nervous sytem do?
arouses action for us
67
What is the fight or fight nervous system?
Sympathetic
68
Which part of the autonomic system calms us down?
Parasympathetic system
69
Is the spinal cord part of the PNS?
NO
70
Coordinates movement and nonverbal learning and memory
Cerebellum
71
What makes up three/foruths of the cerebral cortex
Assosiation areas
72
What is the process of creating new brain cells?
Neurogenesis
73
This part of the ANS keeps us in a state of homeostasis
Parasympathetic Nervous system
74
What are motor neurons?
carry instructions from the CNS to the muscles
75
What neurons carry messages to the motor neurons?
Sensory neurons
76
In which neurons is information processed?
Interneurons
77
Which neurons make up the largest share of the brain?
Interneurons, by the billions (compared to millions for others)
78
What are nerves made out of?
Bundled axons
79
What happens during the refractory period?
The neuron pumps the positive charged sodium ions back outside
80
What is depolarization?
The loss of the inside outside charge difference
81
What is reuptake?
dsddsdff
82
What is neural pruning?
The elimination of synapses as we age, eliminating the neurons
83
What is contralaterilization?
Property of the brain such that one side of the body is controlled by the opposite hemisphere of the brain: the left hemisphere controls the right side of the body, and the right hemisphere connects the left side of the body

Psychology (2 decks)

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