Across
- 3. When the pressure of the lungs is equal to the pressure of the atmosphere, the respiratory system is in this state.
- 4. These muscles help decrease the volume of the thoracic cavity by pushing the diaphragm upwards.
- 9. The peak value of flow on a spirogram is called the _______.
- 10. Flow rate is inversely proportional to this.
- 11. This is a spirometer that uses flow rate to measure volume.
- 12. The interaction of gas particles depend off flow profile, ___________, and dimensions.
- 13. The _____ is the maximum volume above the tidal volume that we can inspire into our lungs.
- 16. ___________ lung disease involves difficulty breathing due to narrowing of the airways or damage to the lung tissue.
- 17. The external intercostals are involved in forced ______________.
- 19. Lung volumes and lung capacities are measured in these units.
Down
- 1. Signals from the ____________ nervous system control the tone of smooth muscle around the arterioles.
- 2. Flow rates during exercise are _________ than the flow rates during tidal breathing.
- 4. This type of person has a higher stroke volume at rest than a normal, less fit person.
- 5. The __________ is the large muscle that separates the thoracic and abdominal cavities
- 6. An increase in this corresponds to a shortening of the cardiac cycle
- 7. Resistance of airflow is highest in the medium-sized ________.
- 8. The ________________ is the product of heart rate and stroke volume.
- 14. The number of lung capacities that together comprise the total lung capacity (TLC).
- 15. The graph of lung volume over time is called this.
- 18. During exercise, the _________ muscle receives the most blood flow.