Slide 1RESPIRATORY SYSTEM LUNGS & AIR PASSAGES Slide 2 WHY ARE THEY NEEDED n TAKE IN OXYGEN – GAS NEEDED BY ALL BODY CELLS n REMOVING CARBON DIOXIDE – GAS THAT IS…
Slide 1 The Respiratory System Chapter 23 Slide 2 Introduction n The trillions of cells making up the body require a continuous supply of oxygen to carry out vita functions…
Smart. Clean. Carbonated. Seltzer May 2011 CatalogSeltzer Seltzer Seltzer Pg.2 Pen Features N E E D C O F F E E • Sleek, Modern, with High-Quality Components • Jumbo…