Removed SCN from hamsters. Circadian Rhythm disappeared. Implanted into hamster with disrupted rhythm, they adopted rhythm of hamster
1 of 30
Schochat
6 Male p's sleep lab/ 7 in every 20 mins trying to sleep/ blood sample every 20 min. daily secretion 100/120 mins before sleep gate.
2 of 30
Fideuiro
13 volunteers. Ipads. 2 hour exposure. supresses melatonin by 22%
3 of 30
Harvard medical school
alchohol suppressed REM early on in night.Beta Blockers cuase an increase in REM.
4 of 30
Ekirch
Historical record for segmented sleep pattern. Vanished by 1920. gap has now become waste of time - cultural determinism
5 of 30
Russel et al
Donor pheromones on upper lip of sexually inactive women. They adopted donor menstrual cycle.
6 of 30
McClintock
Male pheremones may reset a womans biological clock. women who work with men have a shorter menstrual cyle.
7 of 30
Blakemore
- workers at a chemical plant in Utah. 3 week schedule. night --> evening --> day. animals with this shift pattern have shorter life. when shifts rotated to phase delay - increased productivity.
8 of 30
Hansen
692 in danish military. night shifts = 40% risk of breast cancer. more night shifts, greater risk. morning people 4x higher risk of breast cancer. other studies (fritschi)have not found a link.
9 of 30
Klein
West--> east = phase advance. = more jet lag. one day per time zone crossed needed for recovery.
10 of 30
Schwartz
American baseball games- west --> east had fewer wins.
11 of 30
sharpio
marathon runners had larger proportion of stage 4 sleep
12 of 30
Oswald
REM - resoration/reorganisation of nervous system NREM - resoration and repair of body.
13 of 30
breedlove
high level of REM in babies helps brain grow.
14 of 30
Wolfson and Carskadon
3000 american highschool students slept on avergae 7.3 hours. those who achieved mostly A - went to bed earlier and had on average an hour more sleep. Sleep disturbances caused lower grades.
15 of 30
Ancoli - Israeli et al
Poor sleep in elderly is cuased by illness/medication
16 of 30
Webb
Hibernation theory
17 of 30
Meddis
Predation theory
18 of 30
Alison and Chichetti
Sleep patterns - 39 species. relationship between risk of predation and amount of sleep.
19 of 30
Gardner
Sleep deprived. disorganised speech/blurred vision/nervous system effected.
20 of 30
Horne
core/optional sleep
21 of 30
Dement
REM deprived group more irritable.
22 of 30
Empson
disruption of stage 4 - muscle stiffness/back pain
23 of 30
ripley
Hypocretin, spinal fluid. Hypocretin undetectably low in 37/42 narcoleptics. Detectable in all controls except 3 pationns with GBS
24 of 30
Mignot
Narcolepsy does not run in families/not concurrent in twins. low levels of hypocretin in patients with narcolepsy/died of unknown causes.
25 of 30
Bakwin
Concordance rates for sleepwalking. MZ 47% DZ 7%.
26 of 30
Bassetti
Same gene for narcolepsy/sleepwalking. 50% sleepwalkers had HLA gene. 24% of non sleepwalkers
27 of 30
Jules Low
Attacked and killed his father and had no recollection. History of sleepwalking and drinking alcohol
28 of 30
Gerhman
8-18 twins. genetics contributed 33-38% at 8-10 and 14-24% at 14-15
29 of 30
morin
pill had most dramatic improvements on insomnia at first, CBT same results few days later. After 2 years; CBT most effective because it lowered expectations of sleep.
30 of 30
Other cards in this set
Card 2
Front
6 Male p's sleep lab/ 7 in every 20 mins trying to sleep/ blood sample every 20 min. daily secretion 100/120 mins before sleep gate.
Back
Schochat
Card 3
Front
13 volunteers. Ipads. 2 hour exposure. supresses melatonin by 22%
Back
Card 4
Front
alchohol suppressed REM early on in night.Beta Blockers cuase an increase in REM.
Back
Card 5
Front
Historical record for segmented sleep pattern. Vanished by 1920. gap has now become waste of time - cultural determinism
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