Pull-ups focus on which muscle region of the body?

a. abdominal
b. back
c. chest
d. calves

diversity in the nursing field is essential because it provides opportunities to administer quality care to patients. every healthcare experience provides an opportunity to have a positive effect on a patient's health. healthcare providers can maximize this potential by learning more about patients' cultures

                                                        water

a colorless, transparent, odorless, tasteless liquid that forms the seas, lakes, rivers, and rain and is the basis of the fluids of living organisms.

                                                        halon  

any of a number of unreactive gaseous compounds of carbon with bromine and other halogens, used in fire extinguishers, but now known to damage the ozone layer.

                                                  dry chemical

extinguishing agent used on class a, class b, and class c fires.

                                                  carbon dioxide

a colorless, odorless gas produced by burning carbon and organic compounds and by respiration. it is naturally present in air (about 0.03 percent) and is absorbed by plants in photosynthesis.