What parts of the body help transport oxygen to the muscles

All of the following are potential risks of leaving a small child unattended in a car, except: a. hypothermia b. carbon monoxide poisoning c. car theft with child inside d. lead poisoning

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.

Yuan is a firefighter who provides basic first aid at accident scenes. yuan is an emergency medical