In what structures does gas exchange occur in the lung?
A. trachea
B. bronchioles
C. bronchi
D. alveoli
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What is the name of the membrane that encloses the lung?
A. endothelium
B. septum
C. pleura
D. mucous membrane
Which of the following structures produces speech?
A. pharynx
B. larynx
C. trachea
D. pulmonary system
Pulmonary ventilation includes:
A. Inhalation and inspiration
B. exhalation and expiration
C. inhalation and exhalation
D. Expiration and inhalation
What muscles are located between the ribs?
A. interflexor muscles
B. interstriated muscles
C. interbiceps muscles
D. intercostals muscles
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