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Exam (elaborations)

N304: Acute Respiratory questions with correct answers

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Conducting Airways Correct Answer-Trachea Carina Bronchi Bronchioles Terminal Bronchioles Respiratory Airways Correct Answer-Respiratory bronchioles Alveolar ducts Alveolar sacs Where does gas exchange take place? Correct Answer-Alveoli Where does deoxygenated blood leave? Correct An...

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  • October 16, 2024
  • 10
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
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N304: Acute Respiratory questions with correct
answers
Conducting Airways Correct Answer-Trachea
Carina
Bronchi
Bronchioles
Terminal Bronchioles


Respiratory Airways Correct Answer-Respiratory bronchioles
Alveolar ducts
Alveolar sacs


Where does gas exchange take place? Correct Answer-Alveoli


Where does deoxygenated blood leave? Correct Answer-The right
ventricle via the right and left pulmonary arteries


What does lymphatic tissue help lungs with? Correct Answer-Parallels
vasculature
Helps remove particles and proteins from the interstitial space


Ventilation Correct Answer-Moving air from the atmosphere into the
alveoli (inhalation/exhalation)

, Diffusion Correct Answer-Moving oxygen and CO2 between the alveoli
and the pulmonary capillaries through the alveolar-capillary (AC)
membrane


Perfusion Correct Answer-Flow of blood through the pulmonary
capillary bed


Lung Compliance Correct Answer--Extent to which lungs can expand
-Collagen and elastin fibres in the lungs contribute to compliance
Ex) interstitial lung disease, pulmonary disease


Surfactant Correct Answer-Lipoprotein produced by the alveoli
-Stabilizes alveoli and helps them inflate, lowering surface tension


Airway Resistance Correct Answer-Diameter of the airways (in the
conducting pathway) directly impacts airflow resistance
ex) smoke inhalation


What impacts diffusion/gas exchange? Correct Answer-1) Thickness of
the AC membrane
i.e. HF, CHF, emphysema
2) Alveolar surface are available
i.e. atelectasis
3) Partial pressure and the solubility of gas

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