PS101 Chapter Notes - Chapter 5: Stimulant Psychosis, Reuptake, Melatonin
Document Summary
Circadian rhythms 24 hour rhythm, we have several 24 hour cycles in our bodies. Falling asleep is best when you core body temperature decreases. Eye suprachiasmatic nucleus hormones brain/behavior: eye: receptors in eye react to light (cones) and darkness (rods, suprachiasmatic nucleus = in the hypothalamus, hormones: Am: cortisol (to get in gear for the day) get up. Last ninety to one hundred and twenty minutes. It is the most inconsistent patterns that you are going to see. The beta waves are characterized by these inconsistencies given all sensory input. These have a higher amplitude then beta waves. Theses waves would be seen when you are relaxing or meditating. When you are drifting but could easily be awakened. Heart rate and breathing begins to slow. When you feel as if you are falling. This stage is only 1-7 minutes, we spend more time in stage 1 sleep as we get older.
