8 - Synaptic Transmission and Drug Effects Flashcards

1
Q

At resting potential, which chemicals can pass freely through the membrane?

A

Water, oxygen and carbon dioxide

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2
Q

What are the major excitatory neurotransmitters?

A

Acetylcholine, glutamate, norepinephrine

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3
Q

What are the major inhibitory neurotransmitters?

A

Dopamine, GABA, gylcine, serotonin

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4
Q

What is the most common excitatory neurotransmitter in the brain?

A

Glutamate

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5
Q

What is the most common inhibitory neurotransmitter in the brain?

A

GABA

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6
Q

What happens if post-synaptic activation slightly opens sodium gates?

A

Depolarization

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7
Q

What happens if post-synaptic activation slightly opens calcium gates?

A

Hyperpolarizatoin

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8
Q

In what area do must addictive drugs stimulate dopamine release?

A

Nucleus accumbens

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9
Q

Otto Loewi won the Nobel Prize in 1936 for his discovery of?

A

The chemical nature of neurotransmission

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