PS101 Chapter Notes - Chapter 6: Sleep Deprivation, Cerebral Cortex, Hypertension
Document Summary
~ consciousness - the awareness of internal and external stimuli. Includes awareness of: external events, internal sensations, of yourself as the unique being having these experiences, of your thoughts about these experiences. ~ selective attention - focusing on selected aspects and blocking out others. ~ inattentional blindness - failure to consciously perceive something you are looking at. ~ conscious awareness: being aware of what has reached our attention. ~ preconsciousness - information can become readily available to consciousness in necessary. I. e. what did you do last weekend. Freud - unconscious wishes and needs were below our level of conscious awareness. Believed that things below our conscious awareness can influence us. ~ periodic, regular fluctuation in a biological system. Entrainment - synchronization of biological rhythms w/ external cues (daylight) ~ endogenous biological rhythms - circadian rhythms occur every 24 hr. (sleep/wake cycle) Circadian rhythms - occur in plants, animals, insects, people. To study, scientists isolate volunteers from time cues.
