PSYC 251 Lecture Notes - Lecture 4: Myelin, Lipid Bilayer, Allen Newell

• School: University of Victoria
• Department: Psychology
• Course: PSYC 251
• Professor: Adam Krawitz

Document Summary

Overview: mind and brain cognitive psychology, bio psyc: course inspo is allen newell, hol(e)y trinity mind, behavior (more able to observe), and the brain (physical aspects) Environment social and cultural (not just physical) History of the neuron creditied to cajal (1888) neuron doctrine: before him people thought the brain was a continuous system one large mass, waldeyer coi(cid:374)ed the ter(cid:373) (cid:862)(cid:374)euro(cid:374)(cid:863) Neurons: specialized and found in the cns (spinal chord) and pns (limbs and organs: primary function is information processing results are transmitted to other neurons, ~100 billion neurons in the human brain. Structure of a neuron: dendrites = input (can have few or many attaching to the cell body, cell body, axon = output (only one branching axon attached to a cell body) Integration occurs at the base of the axon attaching to the base of the cell body axon hillock: conduction over distance axon, output occurs through synapse at the axon.