Teens can develop a physical and psychological dependency to marijuana (weed). Adults are less likely to. Why?

Why is important to cover your hands and feet in cold weather? a. they are furthest from your heart. b. they are often last to receive blood flow. c. they can suffer from tissue damage in cold weather. d. all of the above

If a social worker goes around boasting to clients and co workers, it may make the listener feel inferior, judged, maybe insignificant how do you feel when someone is boastful and self absorbed when providing you a professional service? why?

What else happens in your cardiovascular system in response to your sympathetic nervous system? why might your blood vessels need to expand to accommodate this?