PSYCH 1100 Lecture Notes - Lecture 4: Default Mode Network, Activation-Synthesis Hypothesis, Lucid Dream

• School: Ohio State University
• Department: Psychology
• Course: PSYCH 1100
• Professor: Victoria Chavez

Document Summary

Self awareness: special understanding in recognition of being alive. William james argue that consciousness evolves as organisms become more complex. Allow organisms to store energy, repair their bodies and avoid danger. Ability to respond to danger by either fighting, fleeing or waiting for more information. Complex interactions between areas of the cerebral cortex and the thalamus. Default mode network (dmn): helps to maintain unconscious, background activity to help the brain prepare. The reticular formation helps raise and lower conscious awareness. Sleep: i will state of consciousness characterized by reduced awareness of the environment. Waking: normal state of unconsciousness characterized by alertness and awareness of the environment. Circadian rhythms: a daily biology rhythm that determine sleep and waking. Biological clock: internal mechanism that provides an approximate schedule of bodily processes. Zeitgebers: external stimuli that helps us identify time of day. Jet lag the same time each year, usually in winter.