Neurotransmitters Flashcards
Acetylcholine
enables muscle action, learning, and memory
Too little Acetylcholine
disruptions in memory such as symptoms of Alxheimer’s (dementia) paralysis (botox)
too much Acetylcholine
muscle convulsions
agonists are nerve gas and black widow’s venom
Dopamine
Influences movement, learning, attention, emotions
Too little Dopamine
tremors and decreased mobility (Parkinson’s)
Too much Dopamine
Hallucinations (schizophrenia, psychosis
Endorphins
Blocking pain and controlling emotion
too little Endorphins
Pain, OCD, sadness
Too much Endorphins
edginess, trigger of fight or flight reflex for any small event
GABA
Major inhibitory neurotransmitter
Norepinephrine
Helps control alertness and arousal
too little Norepinephrine
depressed mood
too much Norepinephrine
anxiety
Serotonin
Affects mood, hunger, sleep, aroual
too little Serotonin
linked to depression
too much Serotonin
sleep disorders
Glutamate
Major excitatory neurotransmitter involved in memory
too much Glutamate
overstimulation of brain producing migraines or seizures (why some ppl avoid MSG)
Inhibitory Neurotransmitter
Decreases likelihood post synaptic neuron will fire
Excitatory Neurotransmitter
Increases likelihood post- synaptic neuron will fire
Agonists
Drugs that mimic neurotrasmitter and block its reuptake
Antagonists
Block receptor site of neurotransmitter