5 Written Questions
4 Multiple Choice Questions
- lungs containe over 300 million tiny air sacs providing a huge surface area for gas exchange (Diffusion).
- exchange of O2 and CO2 between the alveoli and circulating blood in the pulmonary capillaries.
- the process by which molecules spread from areas of high concentratiion, to areas of low concentration
- Relates to 02 utilization and C02 production by the tissues
4 True/False Questions
Respiratory System → Conducts air in and out of lungs, Humidifies air, Warms air, Filters air.
Diaphragm → muscular partition that separates the thoracic cavity from the abdominal cavity and aids in respiration by moving up and down
Ventilation → Respiratory process by which gases are moved into and out of the lungs.
Inspiration → an active process in which the intercostal (rib) muscles and the diaphragm contract, expanding the size of the chest cavity and causing air to flow into the lungs