Nicotine is classified as a
a. narcotic.
b. depressant.
c. relaxant.
d. stimulant.

Which description best defines the nervous system and its two main branches? a: the message center of the body, split into the autonomic nervous system and the somatic nervous system b: the control panel of the body, split into the central nervous system and the exterior nervous system c: the message center of the body, split into the central nervous system and the peripheral nervous system d: the control panel of the body, split into the brain and the spinal cord

Which of these is likely to be the best source of valid health information?

Someone with my pe hw i need it for tomorrow