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18. The lungs are a highly ________________ structure.

Essay – Be concise but complete. (5 points – 2 of which will go towards extra credit). 43. Explain the relationship between lung volume, alveolar pressure, intrapleural pressure, and airflow in the process of quiet vs. forced inspiration.     

11. Speech is a primary biological function of the respiratory system.

42. Go through the process of speech breathing. Match the appropriate steps from inspiration through prolonged expiration.

9. The lungs expand because they are muscular structures that enlarge when they contract.

13. The sternum is ______________ to the vertebral column and _______________ to the thigh.

35. The triangle is ________________ to the square.

27. Hyaline, fibrous and elastic are types of _____________.

8. The functional residual capacity of an individual includes his/her residual volume.

36. The circle is more _____ to the triangle, than the diamond to the triangle: