The Mechanics of Breathing

Review Questions

Which of the following is NOT a muscle involved in breathing?

A. diaphragm

B. duodenum

C. intercostals

Hint:

B

Restrictive airway diseases ________.

A.  obstruct a passage in the lung with a foreign object

B.  decrease the compliance of the lung

C.  increase the volume of air in the alveoli

D.  make breathing more easier

Hint:

B

________ reduces the surface tension that exists between the alveoli tissue and the air found within the alveoli.

A.  Asthma

B.  Pleurisy

C.  Boyle's Law

D.  Surfactant

 

Hint:

D