Topic 2: Exercise Physiology 0.0 / 5 ? Sports Science2International BaccalaureateOther Created by: FionaCreated on: 16-04-14 18:12 2.1.1 List the principal structures of the ventilatory system Nose, mouth, pharynx, larynx, trachea, bronchi, bronchioles, lungs and alveoli. 1 of 9 2.1.2 What are the principal functions of the conducting airways? Low resistance pathway for air flow, defence against harmful chemicals and other foreign substances and warming and moistening of air. 2 of 9 2.1.3a Define the term pulmonary ventilation Inflow and outflow of air between the atmosphere and the lungs. 3 of 9 2.1.3b Define the term total lung capacity. Volume of air in the lungs after a maximum inhalation. 4 of 9 2.1.3c Define the term vital capacity. Maximum volume of air that can be exhaled after a maximum inhalation. 5 of 9 2.1.3d Define the term tidal volume. Volume of air breathed in and out in any one breath. 6 of 9 2.1.3e Define the term expiratory reserve volume. Volume of air in excess of tidal volume that can be exhaled forcibly. 7 of 9 2.1.3f Define the term inspiratory reserve volume. Additional inspired air over and above tidal volume. 8 of 9 2.1.3g Define the term residual volume. Volume of air still contained in the lungs after a maximal exhalation. 9 of 9
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