!free points! How is everyone doing?

What effect do stimulants, such as cocaine, have on the nervous system? o a. stimulants change the activity of neurotransmitters. o b. stimulants mimic hormones and influence moods. o o c. stimulant|mchange how sensory information is processed. d. stimulants decrease brain activity.

Minute vessels that collect blood from the capillaries and join to form veins are: venoles venules viscera venoids

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