COGS 1 Chapter 6,12: COGS 1 Chapter 6,12
Document Summary
How easily go to sleep is genetic i. Insomnia: melatonin levels are off - not enough or missing b. Specific photoreceptors in eye that respond to changes in a) Blue light - circadian systems interpret as daylight a) Ppl who can"t sleep turn to sleeping aids/drugs. Not recommended for more than a week at a time. Multiple regional clocks in liver, pancreas and other organs (ex. fat. 1st clock gene isolated/cloned from fruit flies in 1984. Deciphering role of clocks in disorders of metabolism i. Metabolism: set of processes which body converts food into e fuel for later use issing es in light/dark fatty tissue) to energy and stores fuel for later use e. Cells of liver, kidneys, pancreas, heart and other tissues. Timing mechanisms existed in other organs, tissues and indivi. Regulate activity of 3-10%/ 50% in some tissues. But counters with shift workers who only get insufficient and lack of exercise.
