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a chemical molecule that carries the nerve impulse across a synapse from one neuron to another
a neurotransmitter that controls ability to experience pleasure. associated with drug addiction.
area at back of brain that processes visual info, puts together the picture that we see
outer 2-4 mm, complex brain functions, memory, attention, awareness, thinking, language, conciousness
substance that coats axons along commonly used neural pathways, helping to speed transmission
vulnerable to addiction, poor decision making, impulsive, alcohol has greater impact on learning and memory and possible impact on brain development into adulthood
exercise brain with diverse activities, avoid alcohol tobacco drugs, avoid concussions, 8-9.5 hours of sleep, nutrition (omega 3 fatty acids in seafood)
sympathetic nervous system
stress response, preps body for intense activities, blood pressure and sugar up, shuts down unneccesary processes
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