19.At high altitude alveolar ventilation increases as a result of?  a. high PCO2 stimulating central chemoreceptors  b. high PCO2 stimulating peripheral chemoreceptors  c. low PO2 stimulating central chemoreceptors  d. low PO2 stimulating peripheral chemoreceptors  e. alkalosis stimulating both central and peripheral chemoreceptors

4. The vital capacity plus the residual volume creates the A. Functional residual capacityB. Inspiratory capacityC. Vital capacityD. Total lung capacity 5. Ordinary air consists of mostlyA. NitrogenB. HilumC. OxygenD. Carbon dioxide 6. Which one of the following is NOT an accessory organ of digestion?A. LiverB. PancreasC. GallbladderD. Spleen

The body changes alveolar ventilation rates to maintain proper alveolar gas levels. Which of the following would result in an increase in minute alveolar ventilation? Select one: O a. None are correct O b. Central chemoreceptors detecting a small decrease in 02 levels O c. venous pCO2 of 43 O d. Peripheral chemoreceptors detecting a decrease in pH levels O e. Decreasing the respiring tissue consumption of 02

29. State the number of the following found in each found in each lung. # in Right Lung # in Left Lung Structure Secondary bronchi Tertiary bronchi Alveoli_ Lobes of the lung 30. Describe the epithelial tissue, cartilage and smooth muscle found in the various components of the bronchial tree. Epithelial Tissue Region of Bronchial tree Primary Bronchi sh (United States) Socondan OCT 19 Cartilage? (Yes or no) (If yes: Lots, Some, or a Little?) zoom Smooth M (Yes or (If yes: L Some, or a E Focus