The skeletal system serves all of the following functions EXCEPT: A. Bone marrow produces red and white cells which help carry oxygen through the blood and fight diseases. B. The skeleton gives the human body its support, shape, and form. C. The skeletal system helps protect vital organs. D. The skeletal system aids in the production of hormones that signal muscle and hair growth.

Which of the following represents the results of a review of well-controlled studies of vitamin c supplementation on the resistance to, and recovery from, colds? there was a reduction in the duration of colds by 50% on the average. there was a slight effect on reducing the duration and severity of colds for people taking vitamin c supplements. there was a significant reduction in the duration of colds in people who consumed at least one gram a day. there was a significant reduction in the number of colds only in people who consumed > three grams per day.

In which way does nicotine cause addiction? by stimulating the brain’s pleasure center by increasing blood-sugar levels by decreasing dopamine levels by reducing depression and anxiety

Give a brief description of the metal illnesses discussed in class (specifically depression, bipolar, social anxiety, ocd, psychosis, panic disorder.) include a brief description of what you can do to support a person affected for each.