22. The carina is considered part of the:

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

32. The ________________ are active during forced expiration.

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

For the questions 39-41, consider an individual with the following lung volumes (2 pts each):  IRV = 2400 mL              ERV = 840 mL              TLC = 4590 mL                  RV = 1010 mL 40. What is the tidal volume? _________________ milliliters

A myofibril is comprised of myosin, actin, sarcomeres, and fascicles.

10. Skeletal muscle is mainly involved in involuntary movement.

2. The volume/capacity labelled 2 below is:

Use the picture to answer the question. 24. Select the choice below which appropriately labels the figure.

Use the picture to answer the questions: 25. (True/False)  The muscle labeled as B lies deep to the muscle labeled as A.