NUFT 204 - Respiratory Assessment Exam | Questions & 100% Correct Answers (Verified) | Latest Update | Grade A+

What body systems work together to supply oxygen to the body? : Cardiovascular and respiratory What is the major function of the lungs? : Continuous gas exchange between inspired air and blood in the pulmonary circulation What are the 3 steps of respiration? : 1. Ventilation 2. Perfusion 3. Diffusion What is ventilation? : When oxygen comes into the lungs 2 | P a g e What is perfusion? : The blood flow that goes to the lungs and the tissues What is diffusion? : The exchange of gases that occurs in the alveoli Where does the respiratory tract begin and end? : 1. Begins at the mouth/nose 2. Ends at the alveoli of the lungs What is the function of the upper airway? : .1. Filters airborne particles 2. Humidifies and warms inspired g