CHS 370 Pulmonary CW - Jennifer Morgan

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Across
  1. 3. Helps skeletal muscle to continue to work when the partial pressure of oxygen becomes very low.
  2. 4. The larges blood supply of any organ goes to the lungs, specifically the ________.
  3. 7. Carbon dioxide provides the chemical basis for ventilatory _______ by stimulating the brainstem.
  4. 9. Movement of blood through the lungs is called _________.
  5. 10. Maximal _________ pressure normally occurs when lung volumes are low, at the end of a normal tidal exhalation or FRC.
  6. 11. During heavy exercise, there can be as much as a ________ -fold increase in the quantity of oxygen being transferred. (Hint: write out the number).
  7. 13. During strenuous exercise, there is an increase in ________ ventilation relative to perfusion causing the V/Q ratio to approach one.
  8. 14. During sleep, we move to prevent __________ or airlessness in the lungs.
  9. 16. A technique which measures lung volumes which applies Boyle's law.
  10. 18. During exercise, we _______ oxygen and release carbon dioxide at the tissue.
Down
  1. 1. The portion of alveolar volume with inadequate V/Q matching is called _______ dead space.
  2. 2. During exercise, there is a greater need of efficient movement of the _______, rib cage and abdominals.
  3. 5. Gas exchange in the lungs can be continuous because they lungs have a great deal of interdependent and __________ features.
  4. 6. The volume in the lungs at the end of a normal tidal exhalation is called ______ residual capacity.
  5. 7. During exercise, blood flow can triple in ________ beds as compared to blood flow at rest to accommodate a need for greater gas exchange and maintain pressure gradients.
  6. 8. The cilia just above the fluid surface in the lungs beat debris and mucus along the _________ escalator.
  7. 12. Maximal exercise ________ blood transit time through the pulmonary capilaries but there is still adequate aeration.
  8. 15. The type of muscle that has a greater amount of myoglobin.
  9. 17. The flow in peripheral airways is characterized as being ________ to allow for diffusion.
  10. 19. The presence of hydrogen ions in contracting muscle produces a Bohr effect, causing hemoglobin to ________ oxygen.