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Chapter 10

Respiratory System

QuestionAnswer
Gas exchange; carbon dioxide/oxygen; only occurs in the alveoli
Intercostal muscles; expand thoracic cavity
Inhalation; enlarge the thoracic cavity to decrease pressure, which causes air to rush in; active process
Exhalation; relaxed inhalation muscles; passive unless forcibly exhale
In lungs; oxygen moves into alveoli and carbon dioxide moves out; pulmonary capillaries
In tissues; oxygen moves into tissue and carbon dioxide moves out; systemic capillaries
Tuberculosis; bacterial infection
Bronchitis; Bronchii inflammation
Emphysema; from smoking; alveoli deteriorate so less surface area for gas exchange
Created by: castigisselle
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