Answer:
5. NREM
8. 9 to 9 1/2 hours
9. ninety minutes to two hours.
Explanation: Hopes this help
The answer is 2 because the other ones dont calculate
cool downs affect your body by 1 stretching everything after the work out 2 prevent you from hurting yourself 3 help you stay in shape so you can work out more. Warm ups help you with 1 stretching your muscles so you don't get hurt 2 stop you from breaking something 3 helps get your joints into place.
The hindbrain usually consists of three different parts; cerebellum, medulla and the pons.
The cerebellum is responsible for balance and muscle coordination.
The medulla ultimately controls unconscious activities such as breathing, blood flow and your heartbeat. It is situated next to the spinal cord.
The pons affect everyday activities such as dreaming, waking up and sleeping.