Home OBSTETRICS AND GYNECOLOGY Home Lesson Objective: Lesson Objective: Indicate procedures for emergency (pre -hospital) childbirth.
RESPIRATORY SYSTEM LUNGS & AIR PASSAGES. WHY ARE THEY NEEDED n TAKE IN OXYGEN – GAS NEEDED BY ALL BODY CELLS n REMOVING CARBON DIOXIDE – GAS THAT IS A.
The Respiratory System Chapter 23. Introduction n The trillions of cells making up the body require a continuous supply of oxygen to carry out vita functions.
May 2011 Catalog
