PSY 101 Chapter Notes - Chapter 10: Binge Drinking, Sympathetic Nervous System, Neuron
Document Summary
: continuous use and craving of a substance, despite it ruining your life. Example : these substances are known as psychoactive drugs chemicals that change perception and mood. therefore the user will take larger doses before even experiencing he effect. The user"s expectation and the drug"s biological effect are factors to be taken into account when taking a drug. : decreasing effect by taking the same dose of drug on a regular use, Example : a person who rarely drinks alcohol drinks one can of beer and gets buzzed. A long-term drinker shows less effects until his/her second six-pack. Neuroadaptation : the brain chemistry adapts to the drug effect. ( compulsive craving of drugs or certain behaviors ) All of these three stimulate , inhibit , or mimic the activity of neurotransmitters, the brain"s chemical messengers : depressants : calm neural activity and slow body functions. It increases helpful and harmful tendencies: alcohol i. ii.
