Nayla has positioned a choking victim correctly so she can do the Heimlich maneuver. She places one hand flat on the abdominal area of the victim, and then places her other hand flat on top of the first hand. What is wrong with the position of Nayla’s hands? The first hand should be shaped into a fist, and the second hand should be flat. The first hand should be shaped into a fist, and the second hand should be sideways. The first hand should be shaped into a fist, and the second hand should grasp the fist. The first hand should be shaped into a fist, and the second hand should also be a fist.

                                                        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.