Final Flashcards

1
Q

Three components of emotion

A

cognitions, feelings, actions

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2
Q

James-Lange theory of emotion

A

frightening situation —> action —> emotional feeling.

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3
Q

Schachter-Singer theory of emotion

A

the interaction between physical arousal and how we cognitively label that arousal; we must identify the arousal in order to feel the emotion.

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4
Q

What brain structures are implicated in emotional response?

A

The limbic system, the amygdala, and much of the cerebral cortex. The insula is associated with disgust.

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5
Q

Amygdala

A

one of the main areas for regulating anxiety.

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6
Q

General adaptation

A

alarm: initial stage, increased activity of the sympathetic nervous system.
resistance: sympathetic response declines, adrenal cortex secretes cortisol to enable the body to be alert, fight infections, and heal wounds.
exhaustion: tired, inactive, and vulnerable; the nervous and immune systems no longer have the energy to sustain their responses.

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7
Q

leukocytes

A

most important elements of the immune system, also known as white blood cells, include B cells, T cells, and natural killer cells.

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8
Q

T cells

A

mature in the thymus, some attack intruders directly (without secreting antibodies) and others help T cells or B cells multiply.

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9
Q

killer cells

A

attack tumor cells and cells that are infected with viruses

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10
Q

cytokines

A

combat infections and also communicate with the brain to elicit appropriate behaviors; trigger hypothalamus to produce fever, sleepiness, lack of energy, appetite, and sex drive.

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11
Q

engram

A

the physical representation of what has been learned

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12
Q

equipotentiality (Lashley)

A

all parts of the cortex contribute equally to complex behaviors like learning

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13
Q

mass action (Lashley)

A

the cortex works as a whole, and the more cortex the better

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14
Q

short term memory

A

events that have just occurred

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15
Q

long term memory

A

events from previous times

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16
Q

retrograde amnesia

A

loss of memory for events that occurred before the brain damage

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17
Q

anterograde amnesia

A

inability to form memories for events that happened after brain damage

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18
Q

implicit memory

A

the influence of previous experience on behavior, even if one does not realize that one is using memory

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19
Q

explicit memory

A

deliberate recall of information that one recognizes as a memory

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20
Q

declarative memory

A

the ability to state a memory in words

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21
Q

procedural memory

A

the development of motor skills

22
Q

semantic memory

A

factual information

23
Q

episodic memory

A

memories of single personal events

24
Q

working memory

A

the way we store information while we are working with it

25
Korsakoff’s Syndrome
brain damage caused by long-term thiamine deficiency (both retrograde and anterograde amnesia)
26
Alzheimer’s Disease
severe memory loss associated with aging
27
Habituation
if you persistently touch the aplysia’s gills, it will stop withdrawing Dependent on change in the synapse between the sensory and motor neuron
28
sensitization
an increase in response to mild stimuli as a result of previous exposure to more intense stimuli
29
Hebbian synapse
A synapse that increases in effectiveness because of simultaneous activity in the presynaptic and postsynaptic neurons
30
long term potentiation
a burst of stimulation results in more responsive synapses for long periods of time
31
specificity of long term potentiation
if some of the synapses onto a cell have been highly active and others have not, only the active ones become strengthened
32
cooperativity
nearly simultaneous stimulation by two or more axons produces LTP much more strongly than repeated stimulation by just one axon
33
associativity
pairing a weak input with a strong input enhances later response to the weak input
34
severing the corpus callosum
Sometimes done to treat severe epilepsy | Behavior is abnormal only when sensory stimuli are limited to one side of the body
35
Right hemisphere specialization
``` Emotional content of speech Recognizes emotions in others Expresses fear and anger Spatial Relationships Music perception ```
36
Left hemisphere specialization
Speech Happiness Detail-oriented
37
Williams syndrome
affected people speak grammatically and fluently, poor at tasks related to numbers, visuospatial skills (copying a drawing), and spatial perception (finding their way home), caused by the deletion of several genes from chromosome 7. It indicates that language is not simply a byproduct of overall intelligence
38
Broca's aphasia
Difficulty speaking and writing Prepositions, conjunction and other grammatical connectives are especially difficult Failure to understand speech when its meaning is dependent on connectives, sentence structure, or word order
39
Wernicke's aphasia
Trouble understanding speech and recalling names of objects
40
dyslexia
specific impairment of reading in a person with adequate vision and adequate skills in other academic areas. More common in boys.
41
Dysphonic dyslexia
have trouble sounding out words. | Attempt to remember them as a whole.
42
Dyseidetic dyslexia
fail to recognize a word as a whole. | Read slowly and have particular trouble with irregularly spelled words.
43
severe dyseidetic dyslexia
``` restricted vision only seeing one letter a time short eye movements very slow reading difficulty with long words ```
44
How are music and language similar?
``` Use the similar brain areas Time between syllables and between beats Regularity of rhythm patterns The placement of stressed syllables and notes Duration of vowels and notes ```
45
major depression
long-term sadness and helplessness
46
bipolar disorder
alternate between mania and depression
47
SAD (seasonal affective disorder)
depression that regularly recurs in a particular season
48
schizophrenia
Deteriorating ability to function | Accompanied by delusions, hallucinations, thought disorder, movement disorder and inappropriate emotional expression
49
positive symptoms
behavior that are present that should be absent | Delusions, hallucinations, thought disorders
50
negative symptoms
behavior that is absent that should be present | Weak social interactions, emotional expression, speech, and working memory
51
What are the prominent theories as to the cause of schizophrenia?
Either genes or difficulties early in life impair brain development Excess dopamine activity causes behavioral changes Deficient glutamate activity