Welcome to Essay Galaxy!
Home Essay Topics Join Now! Support
Essay Topics
American History
Arts and Movies
Biographies
Book Reports
Computers
Creative Writing
Economics
Education
English
Geography
Health and Medicine
Legal Issues
Miscellaneous
Music and Musicians
Poetry and Poets
Politics and Politicians
Religion
Science and Nature
Social Issues
World History
Members
Username: 
Password: 
Support
Contact Us
Got Questions?
Forgot Password
Terms of Service
Cancel Membership



Search Essays:   

This is just a FREE sample preview of the essay
Subscribe to Essay Galaxy for instant access to view the entire paper

Essay Galaxy - Dreams Dreams

Most of us dream four to five times a night during periods of rapid eye movement, or REM, sleep, which interrupt deep sleep at approximately 90-minute intervals. Since REM sleep and it's link to dreaming were discovered in 1953, much has been learned about the changes in the brain state that triggers dreams. We now know that the brain alternates between two peak states of activity: one during waking, when the brain is controlled by the neurotransmitters norepinephrine and serotonin, and one during REM sleep, when it's controlled by the neutransmitter acetylcholine. When we're awake, we're rational, self-aware and able to focus, pay attention, respond to external stimuli and control our thoughts and behavior. When we're asleep, acetylcholine - producing cells in the lower brain trigger bursts of electrical activity that radiate up to the cortex, which makes sense of t....

Number Of Pages: 5 Number Of Words: 1143

Got a term paper due soon and need some help quick? You have come to the right place. Essay Galaxy has over 50,000 essays, papers, and reports available for download right now! Get ideas from thousands students just like you to help make that essay perfect. Don't hesitate. Join today and get instant access to our enormous database.

Membership Options Price Savings  
1 month subscription    $19.95 recurring *
3 months subscription    $39.95 recurring $19.90
6 months subscription    $69.95 non-recurring $49.75




Credit card and check processing is provided by PayPal and is 100% safe and secure



 Copyright © 2024 Essay Galaxy.com. All rights reserved $$ Webmasters $$