PSYCH 101 Lecture Notes - Lecture 4: Limbic System, Shift Work, Visual Cortex
30
PSYCH 101 Full Course Notes
Verified Note
30 documents
Document Summary
Best sleep pattern is to get between 7 to 9 hours of sleep consistently. Suffering from insomnia?- try going to sleep at the same time every night and waking up at the same time every morning. Sleep is one manifestation of our circadian rhythms. Circadian rhythms - consistent, repetitive cycles with a duration of about 24 hours, linked to the day-night cycle. The brain"s time-keeper - the suprachiasmatic nucleus (biological clock) Rechstaffen (1983)- deprived rats of sleep for 4 weeks. After 2 weeks- developed ulcers on their paws, lost weight despite eating more. After 3 weeks- lost ability to regulate body temperature. 2 hours/night: cognitive impairments within the first week. Peter tripp (1959)- disc jockey in a radio marathon. Randy gardner (1964)- 17 year old hs student who holds official record for longest sleep deprivation period. Ways to recover from jet lag (i. e. to reset your biological clock) Spend first day outside, in the sun.
