Term 1: Consciousness, Sleep Stages, and Substances' Effects on the Nervous System, Quizzes of Psychology

Download Term 1: Consciousness, Sleep Stages, and Substances' Effects on the Nervous System and more Quizzes Psychology in PDF only on Docsity! TERM 1 Consciousness DEFINITION 1 Subjective experience of the world and one's mind. TERM 2 Priming DEFINITION 2 Information can affect our behavior even if we aren't consciously aware of it. Unconscious priming can occur even when info is presented with awareness. TERM 3 Altered state of consciousness - coma DEFINITION 3 Patients are unable to respond to surroundings Famous case: Terry Schiavo - lived in vegetative state Jan Grzebski - able to respond somewhat to environment, and could move eyes and follow objects in space. Visualize playing tennis - yes Visualize walking through neighborhood - no TERM 4 Characteristics of Sleep DEFINITION 4 Physical activity decreases Stereotypic posture Response to stimulation decreases Reversible state Biologically needed TERM 5 Stage 1 of sleep DEFINITION 5 light sleep steady breathing, transitional sleep feel as if floating, could be aware of surroundings awaken easily TERM 6 Stage 2 of sleep DEFINITION 6 About 10 minutes after sleep onset Relaxed characterized by ... sleep spindles (high frequency bursts) and k (high amplitude) complexes Most of sleep at night TERM 7 Stage 3 of sleep DEFINITION 7 Deep sleep Low frequency, high amplitude EEG waveforms Muscles relaxed, heart rate slows, and respiration slows Difficult to awaken sleeper Slow wave sleep TERM 8 rem sleep DEFINITION 8 Dreaming occurs Brain highly active -EEG looks much like waking Rapid eye movement Complete paralysis to protect sleeper from acting out dreams TERM 9 Restoration theory DEFINITION 9 Animals sleep so that biochemical and physiological repairs can take place so that we can function properly. Feel better after sleeping. TERM 10 Adaptive theory DEFINITION 10 Sleep is an adaptive behavior favored by evolution. Depends on the need to adapt to environmental threats/dangers. Conserves energy as well. Predator avoidance.