PSYC 106 Study Guide - Comprehensive Midterm Guide: Psych, Oliver Sacks, Dorsal Root Of Spinal Nerve

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6 Feb 2017
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PSYC 106
MIDTERM EXAM
STUDY GUIDE
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Sleep 5/27/2014 8:01:00 PM
We do not know the functions of sleep!!!!
Jerry Siegel- ucla
2. Sleep in lots of animals
a. For fish or dophins- one side of the brain takes its turns
sleeping- they don’t stop swimming
b. Specializations- suggests it is important but don’t know why
c. What about lower organisms? Like flies and worms
i. Even they do it as well- dif mechanisms but they do it
ii. Worms and flies- cannot have an eeg but everything has
sleep
Sleep- Decreased activilty, lowered sensitivity to stimuli
3. humans- how people sleep and how much ppl sleep
rem sleep, and non rem sleep
if you add these- infant is sleeping 18 or 16 hrs a day- large percentage is
rem
goes way down after a year
older ppl need much less sleep than younger- but ppl would disagree
4. sleep is the black, white are perios of awake ness
on the right side numbers of times that he is asleep
on the left side- week
when kid is initially sleeping- completely random
but then later they have more of a pattern
Which is not a correct description of the figure to the left?(clicker)
o A. double-plotted
o B. sometimes free-funning
o C. an actogram
o D. all are correct
o ANSWER- A
Double plotted- Two whole days on x axis
Free-running- drifting, not???
Actogram- it is one
Circadian system starts getting in the game shiiiitt
5. huge individual dif in when ppl like to sleep- larks and owlsin humans
larks are people who get up early and sleep early
owls- sleep late and sleep in
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some are chronic owls or larks
6. people change through development
before puberty- those kids are super early- and go to bed early
then over the course of couply of years- earlier in females- because of
puberty
peak lateness in your 20s
then at certain age in you come back to being a lark
7. how about how much we sleep
serious health consciousness
more than a third say they don’t get enough sleep
then they say they have sver sleep deprivation-self report
8. college- they have less sleep on weekdays
larks may get less sleep on the weekend
o social pressure to stay up late but they still get up early
9. process S- sleep deby
process c- circadian- thing that drives you to be more alert or less
o promotes wakeful ness, then promotes sleep at night
process s- sleep debt- if you don’t get enough sleep you wake up and nice
and refressed- process builds up to get more and more tired- your
circadian system pushing you to be more awake
eventually the difference between them is really great- then start sleeping
10. same processes but what if we pull all nighter
now it will decide not to sleep at night- process s- just keeps going but
circadian cycle goes along and along and along
will take longer for sleep process to erase itself
you will not make up all of it, but you will make up some of it
clicker-
How could one measure the pattern of Process c independent of process
s?
o A. just calculate which hours people spend most time awake
o B. Measure amount of sleep when ppl are allowed 7 minutes every
20 minutes
o C. sleep deprive people for 3-4 days and measure daily pattern
during the make-up sleep
o D. all of above
o B---Answer
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