pulmonary system

Question 1

2 steps of gas exchange process

Answer 1

Step 1: ventilation
Step 2: respiration
Step 3: transport of gases in the circulation

Question 2

Step 1: ventilation

Answer 2

the process of moving air bw atmosphere and the lung alveoli and distributing air within the lungs to maintain appropriate concentrations of O2 and CO2 in the alveoli

Question 3

Step 2: respiration

Answer 3

the process by which alveolar air gases are moved across the alveolar-capillary membrane to the pulmonary capillary bed

Question 4

Step 3: transport of gases in the circulation

Answer 4

movement of oxygen and carbon dioxide to and from the tissue cells

Question 5

ventilation parts

Answer 5

lungs