List seven bodily changes that occur during sleep.?

Question

List seven bodily changes that occur during sleep?

Answer 1

Here are some changes or pysiological activities during sleep in human...........

( I will try to find some link for reference purpose for each case)

1. Rapid eye movement (REM): during the whole period of sleeping eye movement moves from slow  towords rapid....

http://en.wikipedia.org/wiki/Rapid_eye_m...

2. Stimulation  and excitement of male genital organ p***s and in women clitoris due to heavy blood flow

http://en.wikipedia.org/wiki/Nocturnal_P...

3. Wound healing is affected by sleeping            ( better healing at sleeping time)

http://en.wikipedia.org/wiki/Sleep#Resto...

http://en.wikipedia.org/wiki/Sleep

4. Rapid metabolism and improved immune system

Red blood cells are increased  in number and RBC decreased

5. Somatic growth is higher due to excess Growth Hormone secretion ( GH)--> hair, nails beard and moustach also found to grow better

http://en.wikipedia.org/wiki/Growth_horm...

6.  Memory processing in brain is enhanced and better

http://en.wikipedia.org/wiki/Sleep#Memor...

7. Body temperature is elevated

http://www.nhlbi.nih.gov/health/prof/sle...

http://ajpregu.physiology.org/cgi/conten...

8. Menstrual cycle in women is regularised          ( cycle is better controlled and much more normal physiologically)

And I know many other but you wanted only seven, didn't you/

oh, I forgot to mention about  increased activity of melatonin ( pigment regulating hormone) is also a major change during sleep.

http://in.answers.yahoo.com/search/searc...