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CH 4 : States of Consciousness
Terms in this set (15)
What is a biological clock?
innate timing device controlled by the suprachiasmatic nucleus
What is biological rhythm?
internal cycle of biological activity
What is a chronotype?
individual differences in circadian patterns of activity indicating a propensity to sleep at a certain time
What is a circadian rhythm?
biological rhythm that occurs over approximately 24 hours
What is consciousness?
awareness of internal and external stimuli
What is homeostasis?
tendency to maintain a balance, or optimal level, within a biological system
What is melatonin?
hormone secreted by the endocrine gland that serves as an important regulator of the sleep-wake cycle
What is a meta-analysis?
study that combines the results of several related studies
What is the pineal gland?
endocrine structure located inside the brain that releases melatonin
What is sleep?
state marked by relatively low levels of physical activity and reduced sensory awareness that is distinct from periods of rest that occur during wakefulness
What is state regulation?
brain's control of switching between sleep and wakefulness as well as coordinating this cycle with the outside world
What is the suprachiasmatic nucleus (SCN)?
area of the hypothalamus in which the body's biological clock is located
What is wakefulness?
characterized by high levels of sensory awareness, thought, and behavior
The body's biological clock is located in the ________.
_______ cycles occur roughly once every 24 hours.
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The basic idea behind classical conditioning is that the organism a. associates events. b. associates behavior and resulting events. c. voluntarily operates on the environment. d. associates response with a consequence. e. quits responding when reward stops.
a. What is g, and who developed the term? b. Why is achievement not necessarily a sign of intelligence? c. Which theory of intelligence do you think is the most accurate? Use specific examples to explain your answer.
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