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5 Written questions

4 Multiple choice questions

  1. Conducts air in and out of lungs, Humidifies air, Warms air, Filters air.
  2. lungs containe over 300 million tiny air sacs providing a huge surface area for gas exchange (Diffusion).
  3. exchange of O2 and CO2 between the alveoli and circulating blood in the pulmonary capillaries.
  4. muscular partition that separates the thoracic cavity from the abdominal cavity and aids in respiration by moving up and down

4 True/False questions

  1. Vital capacityRespiratory process by which gases are moved into and out of the lungs.

          

  2. Pulmonary Ventilationexchange of O2 and CO2 between the alveoli and circulating blood in the pulmonary capillaries.

          

  3. Inspirationan 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

          

  4. Duffusionthe process by which molecules spread from areas of high concentratiion, to areas of low concentration