PSY 101 Lecture Notes - Acetylcholine
Document Summary
From the brain, and from the brain only, arise our pleasures, joys, laighter, and jests, ! Phrenology a popular but wrong headed theory (1800s) that the bumps on the skill could reveal mental abilities and character traits as speci c as the desire to have children. Biological psychology the goal of contemporary biological psychology is to study the link between biological activity and psychological events. What areas of the brain are responsible for our ability to perceive ! Sensory neurons carry messages from the body"s tissues and sensory organs inward to the brain and spinal cord for processing ! Motor neurons carry messages from the brain and out to body"s tissues ! Neurotransmitters -- when a neural impulse reaches the terminal of an axon, it triggers release of this into the synaptic gap. Acetylcholine one of the most well known transmitters = plays a role in learning and memory and enables muscle action. Dopamine influences movement, learning, attention and emotion.
