neurotransmitters Flashcards

1
Q

exitatory and inhibitory

A

glutamate is excitatory, increases possibility of action potential
GABA is inhibitory, decreases possibility of an action potential

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2
Q

neurotransmitter regulation

A
  • receptor (ant)agonist
  • inhibitory/enhancement of uptake channels (SSRI)
  • inhibition of neurotransmitter synthesis/degradation (MAO)
  • direct inhibition/enhancement of ion channels
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3
Q

glutamate

A

excitatory

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4
Q

GABA

A

inhibitory

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5
Q

acetylcholine

A

efferent neurons

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6
Q

dopamine

A

ascending pathways
reward driven
produced in substantia nigra

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7
Q

noradrenaline

A

produced in adrenal medulla and postganglionic nerves
released from sympathetic neurons

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8
Q

serotonin

A

used in antidepressants, antipsychotic, antiemetics and antimigraine drugs

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9
Q

adrenaline

A

regulating heart rate

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10
Q

tyramine

A

cannot cross the BBB

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11
Q

octopamine

A

as sympathomimetic drug

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12
Q

histamine

A

triggers the inflammatory response
produced by basophils and mast cells

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13
Q

melatonin

A

secreted into the blood by pineal gland in the brain

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