Unit 14: Respiratory System
Quiz by Amanda Wood
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20 questions
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- Q1attraction of the moist alveolar walls to each other reducing the size of the alveoliAlveolar surface tension forces30s
- Q2tiny sacs of lung tissue specialized for the movement of gases between air and bloodAlveoli30s
- Q3the pressure exerted by atoms and molecules in the atmosphere surrounding Earth, resulting from collisions of these particles with objectsAtmospheric pressure30s
- Q4the main airways that reach into each lungBronchi30s
- Q5reduction in the diameter of the airway by parasympathetic stimulation. (occurs during allergic reactions, in response to histamine released by mast cells and basophils.)Bronchoconstriction30s
- Q6increase in the diameter of a bronchus or bronchioleBronchodilation30s
- Q7all respiratory passageways leading to and including the terminal bronchiolesConducting zone30s
- Q8cells responsible for the production of mucus in the upper respiratory tractGoblet cells30s
- Q9pressure within the pleural cavityIntrapleural pressure30s
- Q10pressure within the alveoli of the lungsIntrapulmonary pressure30s
- Q11the elasticity of the lungsLung compliance30s
- Q12the ability of distended lung tissue to return to its resting state; required for normal expirationLung recoil30s
- Q13defense mechanism involving ciliary action and the flow of mucus to rid the respiratory tract of particulate matter and pathogensMucociliary escalator30s
- Q14refers to partial pressure of carbon dioxide in a quantity of airPCO230s
- Q15general term for cells in the respiratory systemPneumocytes30s