Consciousness - the awareness of internal and external stimuli, Normal waking consciousness - the state of being awake and aware of internal and external stimuli, Induced altered state - type of altered state of consciousness that occurs due to a purposeful action, Level of processing - The amount of focus and/or concentration required to complete a task or understand information, Content limitations - constraints a person exerts over the information in their own mind, Perceptual and cognitive distortions - something being different or abnormal to the way a person understands or views things in NWC, EEG - device that detects, amplifies and records electrical activity in the brain, EMG - device that detects, amplifies and records the electrical activity in muscles, EOG - a device that detects, amplifies and records the electrical activity of the muscles that move the eyes, Cognitive task - a form of testing that measures some aspect/s of a person’s thought processes., Frequency - refers to how many brain waves there are per second., Amplitude - refers to the intensity of the electric current in the brain, Beta waves - high frequency, low amplitude waves indicating high levels of alertness, Delta waves - low frequency, high amplitude waves indicating low levels of alertness, Stimulants - Drugs that increase frequency and decrease amplitude of brain waves, Depressants - Drugs that decrease frequency and increase amplitude of brain waves, Circadian Rhythms - occur in 24 hour cycles, eg the sleep/wake cycle, Sleep cycle - a proportion of the full period of time that a person spends asleep. Average is 90mins, Evolutionary theory of sleep - theory that proposes that sleep is adaptive and has evolved to meet specific survival needs, Restoration theory of sleep - a theory that proposes that sleep replenishes psychological and physiological function, Sleep deprivation - inadequate duration, or poor quality of sleep, Amplified emotional response - disproportionate emotional reactions in response to an event or stimuli, Cognition - the ways individuals process and understand information from the world., Circadian rhythm phase disorders - sleep disorders that interfere with an individual’s circadian rhythm., Melatonin - a sleep-inducing hormone, Dyssomnias - a type of sleep disorder which involve a difficulty to initiate or maintain sleep., Parasomnias - a type of sleep disorder which involves abnormal events or activities that occur during sleep, Cognitive behavioural therapy (CBT) - a form of psychotherapy which encourages individuals to substitute unhealthy thoughts and actions with healthier ones, Bright Light therapy - A form of therapy used to adjust the sleep-wake cycle through exposure to a light source., Affect - The expression of emotions,

Unit 4, AoS 1 VCE Psychology

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