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Bio Psych Ch 3

STUDY
PLAY
What are the specialized junctions between neurons called?
Synapses
Sherrington found that repeated stimuli within a brief time have a cumulative effect. He referred to this phenomenon as what?
Temporal summation
ESPS decay over...
Time and space
Depolarization is to excitation as hyperpolarization is to ____ ?
Inhibition
What does spatial summation present?
Two or more weak stimuli at the same time
Temporal summation is to _____ as spatial summation is to _____ ?
Time, location
What are three catecholamines?
Epinephrine, norepinephrine, amd dopamine
If you eat a food containing tryptophan, and you consume carbohydrates with it, what will happen?
Increase entry into the brain
High concentrations of all neurotransmitters, except NO, are stored in....
Presynaptic terminals
The release of neurotransmitter from the presynaptic terminal is most dependent on...
The influx of calcium
The neurotransmitter GABA exerts _____ effects, and its effects are almost always _____.
Ionotrophic, inhibitory