Integration of Systems in Oxygen Delivery and Carbon Dioxide Removal
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Questions and Answers

What is the main function of the alveolar-capillary membrane?

  • Clearing of airways through ciliary action and cough reflex
  • Movement of O2 and CO2 between the capillary and tissues
  • Exchange of gas O2 and CO2 between alveoli and pulmonary capillary (correct)
  • Transportation of O2 and CO2 between the tissues and the lung

    • What is a requirement for adequate ventilation?

  • An intact central nervous system and respiratory center (correct)
  • A damaged central nervous system
  • A collapsed lung
  • Inflammation in the lungs

    • What is the term for the pressure within the lung?

  • Thoracic pressure
  • Intrapulmonary pressure (correct)
  • Intrapleural pressure
  • Respiratory pressure

    • What is the name of the chronic disease of the lung?

    <p>Chronic Obstructive Pulmonary Disease</p> Signup and view all the answers

    What is the normal range of Tidal Volume?

    <p>500ml</p> Signup and view all the answers

    What is the main function of the pharynx in the respiratory system?

    <p>To serve as a shared pathway for air and food</p> Signup and view all the answers

    What is the purpose of the visceral pleura?

    <p>To cover the lung surface</p> Signup and view all the answers

    What is the primary site of gas exchange in the respiratory system?

    <p>Alveoli</p> Signup and view all the answers

    What is the function of the serous lubricating fluid between the pleural layers?

    <p>To prevent friction between the pleural layers</p> Signup and view all the answers

    What is the term for the movement of air in and out of the lung?

    <p>Ventilation</p> Signup and view all the answers

    What is Atelectasis in the context of the respiratory system?

    <p>A condition characterized by the collapse of lung tissue</p> Signup and view all the answers

    What is the role of surfactant in the respiratory system?

    <p>Reducing the surface tension of alveolar fluids</p> Signup and view all the answers

    What factors can affect the binding and release of oxygen with hemoglobin?

    <p>Decreasing partial pressure and increasing blood pH</p> Signup and view all the answers

    Which factors can increase the rate of oxygen transport from the lungs to the tissues?

    <p>Cardiac output, increased number of RBC, and exercise</p> Signup and view all the answers

    What happens to the partial pressure of oxygen in the tissue as oxygen diffuses into the cells?

    <p>It decreases</p> Signup and view all the answers

    The upper respiratory system consists of the trachea and lungs.

    <p>False</p> Signup and view all the answers

    The alveoli are responsible for the exchange of oxygen and carbon dioxide between the atmosphere and the blood.

    <p>True</p> Signup and view all the answers

    The visceral pleura is a layer of tissue that lines the inside of the chest wall.

    <p>False</p> Signup and view all the answers

    The larynx is a pathway shared by both air and food.

    <p>False</p> Signup and view all the answers

    The serous lubricating fluid between the pleural layers prevents friction between the lungs and chest wall.

    <p>True</p> Signup and view all the answers

    Increased lung compliance is associated with a higher risk of Atelectasis.

    <p>False</p> Signup and view all the answers

    Recoil is a process that occurs during the inspiration phase of breathing.

    <p>False</p> Signup and view all the answers

    Surfactant is a lipoprotein that assists in reducing the surface tension of alveolar fluids.

    <p>True</p> Signup and view all the answers

    Partial pressure is the pressure of all gases in a mixture that contributes to the overall pressure of the gas.

    <p>False</p> Signup and view all the answers

    Exercise decreases the rate of O2 transport from the lungs to the tissues.

    <p>False</p> Signup and view all the answers

    The medulla and pons are responsible for maintaining a clear airway.

    <p>False</p> Signup and view all the answers

    COPD stands for Chronic Obstructive Pulmonary Disorder.

    <p>False</p> Signup and view all the answers

    Anterior neck muscles are one of the accessory muscles of respiration.

    <p>True</p> Signup and view all the answers

    Intrapleural pressure is the pressure within the lung.

    <p>False</p> Signup and view all the answers

    The normal range of Tidal Volume is 500ml.

    <p>True</p> Signup and view all the answers

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