What is the main function of the oxygen taken in through breathing?

If an older person went to the doctor with a fever, chills, body aches, and a cough, what would the doctor most likely suspect the person has?

If you see someone who is injured at a workplace, the first thing you should do is a. call 9-1-1 or your local emergency number b. begin to administer first aid c. check the scene for danger d. try to discover what is wrong with the person select the best answer from the choices provided a b c d

Which is an example of a food group? a. oils b. vegetables c. water d. sweets