PSYC 2000 Exam 2 LSU Knapp Exam fully
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Terms in this set (34)
Circadian rythm Cyclical changes that occur on a roughly 24 hour
basis in many biological processes
Biological clock Term for the area of the hypothalamus that is
responsible for controlling our level of alertness
, Sleep debt Missing sleep takes a toll on your body and must
be made up
Mental effects: mild depression, difficulty
learning new information, problems paying
attention, problems thinking clearly, and slowed
reaction time
Physical effects: weight gain, high blood
pressure, diabetes, and heart problems
Stage 1 of sleep Brain activity powers down by 50% or more
creating theta waves. Lasts about 5-10 minutes.
(light sleep "no I wasn't actually sleeping")
Stage 2 of sleep Brain waves slow down even more. As brain
activity decreases, heart rate slows down, body
temperature decreases, muscles relax, and eye
movements cease. About 65% of the sleep cycle
is in stage 2
Stages 3 and 4 of sleep
Stage 5 of sleep REM (Rapid Eye Movement) sleep. Brain is most
active during this stage, creating vivid dreaming.
Lasts about 10-20 minutes (20-25%) before the
cycle repeats
Paradoxical Sleep Sometimes what REM sleep is called because the
brain is active, yet the body isn't. (The sleeper is
paralyzed during REM, otherwise they'd act out
their dreams)
Insomnia Difficulty in falling or staying asleep
solved & updated (latest version verified for
accuracy) (Questions + Answers) Solved 100%
Correct!!
Save
Practice questions for this set
Learn 1 /7 Study with Learn
Terms in this set (34)
Circadian rythm Cyclical changes that occur on a roughly 24 hour
basis in many biological processes
Biological clock Term for the area of the hypothalamus that is
responsible for controlling our level of alertness
, Sleep debt Missing sleep takes a toll on your body and must
be made up
Mental effects: mild depression, difficulty
learning new information, problems paying
attention, problems thinking clearly, and slowed
reaction time
Physical effects: weight gain, high blood
pressure, diabetes, and heart problems
Stage 1 of sleep Brain activity powers down by 50% or more
creating theta waves. Lasts about 5-10 minutes.
(light sleep "no I wasn't actually sleeping")
Stage 2 of sleep Brain waves slow down even more. As brain
activity decreases, heart rate slows down, body
temperature decreases, muscles relax, and eye
movements cease. About 65% of the sleep cycle
is in stage 2
Stages 3 and 4 of sleep
Stage 5 of sleep REM (Rapid Eye Movement) sleep. Brain is most
active during this stage, creating vivid dreaming.
Lasts about 10-20 minutes (20-25%) before the
cycle repeats
Paradoxical Sleep Sometimes what REM sleep is called because the
brain is active, yet the body isn't. (The sleeper is
paralyzed during REM, otherwise they'd act out
their dreams)
Insomnia Difficulty in falling or staying asleep
