- alveolar ventilation
- a fraction of the pulmonary ventilation, being the amount of air that reaches the alveoli and is available for gas exchange with the blood.
Medical dictionary. 2011.
Medical dictionary. 2011.
Ventilation — The exchange of air between the lungs and the atmosphere so that oxygen can be exchanged for carbon dioxide in the alveoli (the tiny air sacs in the lungs). In pulmonary medicine, a distinction is made between pulmonary and alveolar ventilation.… … Medical dictionary
alveolar dead space — the difference between physiologic dead space and anatomic dead space, representing the space in alveoli occupied by air that does not participate in oxygen–carbon dioxide exchange (see alveolar ventilation, under ventilation). It varies in… … Medical dictionary
ventilation/perfusion mismatch — An imbalance between alveolar ventilation and pulmonary capillary blood flow … Medical dictionary
Ventilation/perfusion ratio — In respiratory physiology, the ventilation/perfusion ratio (or V/Q ratio) is a measurement used to assess the efficiency and adequacy of the matching of two variables: [LoyolaMedEd|Medicine/pulmonar/physio/pf9.htm#q1] * V ventilation the air… … Wikipedia
Alveolar-arterial gradient — The Alveolar arterial gradient (A a gradient), is a measure of the difference between the alveolar concentration of oxygen and the arterial concentration of oxygen. It is used in diagnosing the source of hypoxemia. Equation A a gradient = PAO2… … Wikipedia
ventilation-perfusion ratio — the ratio of oxygen received in the pulmonary alveoli to the flow of blood through the corresponding alveolar capillaries … Medical dictionary
Mechanical ventilation — In architecture and climate control, mechanical or forced ventilation is the use of powered equipment, e.g. fans and blowers, to move air see ventilation (architecture). Mechanical ventilation Intervention … Wikipedia
Positive pressure ventilation — Intervention ICD 9 CM 93.90 93.91 Me … Wikipedia
Open lung ventilation — Contents 1 Benefit 2 Dangers 3 Application 4 References … Wikipedia
pulmonary alveolar proteinosis — n a chronic disease of the lungs characterized by the filling of the alveoli with proteinaceous material and by the progressive loss of lung function * * * a chronic lung disease characterized by dyspnea, productive cough, chest pain, weakness,… … Medical dictionary