The Brain
This division of the nervous system consists of the brain and the spinal cord.
Central nervous system
This cell type is described as the basic unit of the nervous system that receives, integrates, and transmits information from the brain to the body.
The stage of sleep characterized as very light sleep, often lasting only a minute after dozing off, when a person can be woken by small noises.
This term describes a periodic, natural loss of consciousness that is not the same as a coma or general anesthesia.
The long bundle of nerves and cells that extends from the lower portion of the brain to the lower back and carries signals between brain and body.
These branch-like neuron extensions contain receptors and receive information from other neurons
This sleep stage features rapid eye movements, and is when vivid dreams commonly occur.
Name the internal timekeeper that regulates mood, temperature, and wake/sleep patterns.
This major brain region (part of the forebrain) deals with planning, movement, and complex thought.
This fatty material covers and insulates axons to speed the movement of electrical impulses.
Repeated lack of REM sleep can lead to this rebound effect the next time someone sleeps.
During this NREM stage; the sleeper is fairly easy to rouse and usually does not remember dreaming.
List three proposed reasons why humans sleep
protection, recuperation, restoring/rebuilding memory (or feeding creative thinking/growth)?
Name the part of brain primarily responsible for vision.
These two broad categories describe the types of sleep
This structure controls breathing, heart rate, and other vital survival mechanisms.
This term names the electrical impulse that travels along the axon and triggers release of chemical signals at the terminal buttons.
2. Tech use before bed
3. Circadian Rhythm differences