PSY 4327 Lecture Notes - Lecture 2: Little Pocket Mouse, Little Brown Bat, Sleep Deprivation

• School: University of Ottawa
• Department: Psychology
• Course: PSY 4327
• Professor: Stuart Fogel

Document Summary

S l e e p & d r e a m s : l e c t u r e 2. P a r t 1 : p h y l o g e n y o f s l e e p. M o n d a y , j a n u a r y 1 6 , 2 0 1 7. Hi b er n a t i on : n ot sle e p. Seasonal, not circadian (does not follow the 24-hour circadian clock) Can last days, weeks, months (cid:894)e. g. (cid:271)ea(cid:396)s do(cid:374)"t just sleep (cid:374)o(cid:374)-stop throughout winter, they come out of hibernation several times, but they may not leave the den) Daily torpor (brief periods of hibernation), similar mechanisms. Physiologically distinct from sleep: reduced heart rate, reduced blood flow, reduced metabolism, greatly reduced body temperature. *in regular sleep, heart rate can just become more variable. T y pes of sleeper s: (cid:862)heavy(cid:863) sleepers.