BIO 337 Lecture Notes - Lecture 10: Lucid Dream, Slow-Wave Sleep, Circadian Clock
Document Summary
02/27 - sleep factors: sleep genes & the search for somnogen(s) Homeostatic factor - over the course of day there is an increase in pressure to sleep. Related to delta sleep - power - related to length of wakefulness. Circadian clock - opposing pressure to keep you awake (knows time of day) Sleep factor that might put us to sleep. Experiment: csf of sleeping dogs given to awake dogs fell asleep. Experimentally alter the activity of a candidate hypnotoxin leads to change in. Can end up altering only a part of a pathway - i. e. if measuring delta waves, can still produce them but maybe not produce the rest of the sleep state. Part of the machinery and the the switch of the phase. State of rem sleep that includes desynchronized eeg, Emg that is flat, change in temp and heart rate, dream consciousness. The dream consciousness looks awake but the person is still asleep.
