Lecture Notes 10: Neuroadaptation
Tolerance is the diminishing effect with regular use of the same dose of a drug, requiring the
user to take larger and larger doses before experiencing the drugs effect.
The user experiences neuroadaptation which is whe
Lecture Notes 4: Sleep and Dreams
PET scans show visual and auditory brain areas that are relatively active during REM sleep and
inactive during sleep stages.
Darting eyes reflect the overflow of the dreamers active nervous system.
Stage 1 sleep is whe
Lecture Notes 5: Theories why we sleep
Sleep deprivation suppresses immune cells.
Chronic sleep deprivation alters metabolic and hormonal functioning; such as obesity,
hypertension and memory impairment.
Several risks are associated with sleep deprivat
Lecture Notes 6: Night Terrors
Absence of hypothalamic neural center that produces hypocretin which is an alerting
Sleep apnea is a sleep disorder characterized by temporary cessations of breathing during sleep
and repeating momentary
Lecture Notes 9: Alter State of Consciousness
Hypnosis reduced brain activity in a region that processes pain stimuli.
These who are more susceptible to hypnosis are deeply absorbed in imaginative activities.
Actions in hypnosis are not remembered, whil
Lecture Notes 8: Age
Objective 12: Discuss the characteristics of people who are susceptible to hypnosis, and evaluate
claims that hypnosis can influence peoples memory, will, health, and perception of pain.
Hypnosis is power that resides in the subjects
Lecture Notes 1: Study of Consciousness
Objective 1: Discuss the history of psychologys study of consciousness, and contrast conscious
and unconscious information processing.
Psychology was the description and explanation of states of consciousness.
Lecture Notes 2: The Body
Objective 3: Describe the cycle of our circadian rhythm, and identify some events that can
disrupt this biological clock.
Circadian rhythm is the biological clock; regular bodily rhythms (for example, of temperature
Lecture Notes 3: The Brain
Objective 4: List the stages of the sleep cycle, and explain how they differ.
During sleep, different parts of the cortex stop communicating.
About 90 minutes, we pass through 5 distinct sleep stages.
REM sleep is the rapid e
Lecture Notes 7: REM to remember sleep
Objective 10: Compare the major perspectives on why we dream.
Latent content according to Freud, is the underlying meaning of a dream (as distinct from its
manifest content). Freud believed that a dreams latent cont