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Neurobiology Flashcards

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1
Q

Regulates respiration, heart rate, blood pressure

A

medulla

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2
Q

Regulates sleep-wake cycles

A

pons

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3
Q

Regulates reflexes and balance. Coordinates movement

A

cerebellum

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4
Q

Major sensory relay center. Regulates higher brain centers and peripheral nervous system

A

Thalamus

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5
Q

Area of the brain involved with emotion and motivation. Stress reactions

A

Hypothalamus

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6
Q

Area of the brain involved with formation of new memories

A

hippocampus

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7
Q

Governs emotions related to self-preservation

A

amygdala

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8
Q

Result of prolonged exposure to a neurotransmitter

A

down-regulation of receptors

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9
Q

Result of prolonged lack of stimulation of a receptor

A

up-regulation of receptors

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10
Q

Degeneration of this tract results in the motor symptoms of Parkinson’s disease. Absence of D2 receptor activity results in bradykinesia. Is a dopaminergic tract

A

Nigrostriatal tract

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11
Q

Is a dopaminergic tract. May be involved in mediating the antipsychotic effects of antipsychotic drugs

A

Mesolimbic-mesocortical tract

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12
Q

ventral tegmental area –> most areas of cerebral cortex and limbic system

A

Mesolimbic-mesocortical tract

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13
Q

substantia nigra–>corpus striatum

A

Nigrostriatal tract

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14
Q

arcuate nucleus–>infundibulum & anterior pituitary

A

Tuberoinfundibular tract

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15
Q

acts as a release inhibiting factor with regards to prolactin

A

dopamine

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16
Q

Possible side effect of dopamine antagonists?

A

elevated prolactin levels and galactorrhea

17
Q

common adverse effect of giving a medication that antagonizes the effects of dopamine

A

tremors

18
Q

abused drug that causes the release of dopamine

A

amphetamines

19
Q

street drug that inhibits uptake of dopamine

A

cocaine

20
Q

is what stimulates release of dopamine and glutamate in tobacco products

A

nicotine

21
Q

Result of low levels of serotonin

A

depression

22
Q

Result of high levels of serotonin

A

mania

23
Q

Patient populations that are also helped by SSRIs in addition to depression

A

schizophrenia and anxiety

24
Q

commonly associated with Alzheimer’s dementia as well as other dementias

A

acetylcholine

25
Q

can impair learning and memory in normal people

A

anticholinergic agents

26
Q

a newer generation antipsychotic. dopamine and serotonin antagonist as opposed to only a dopamine antagonist

A

Seroquel (Quetiapine)‏

27
Q

Characterized by fatigue, dizziness, and nausea after abruptly stopping an SSRI prescription

A

serotonin withdrawal syndrome

Psych (20 decks)

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