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QuestionAnswer
inspiratory reserve volume maximal amount of air that can be taken into the lungs at the end of normal inhalation
expiratory reserve volume maximal amount of air that can be pushed out of the lungs at the end of normal exhalation
residual volume volume of air left in the lungs after maximal exhalation
inspiratory capacity maximal volume of air that can be inhaled
functional residual capacity volume of air left in the lungs at the end of normal exhalation
Vital capacity volume of air that can be forced out the of the lungs following a maximal inhalation
total lung capacity total volume of air that can be contained in the lungs
Dead space conducting airways (no respiration) Does not take part in gas exchange Body weight in pounds -> mL of dead space
Alveolar ventilation volume of air per minute that reaches the alveoli and respiratory areas Takes part in gas exchange 4.2 L/min for 150 lb. person 500 mL-150 mL = 350 mL 350 mL*12 breaths/min = 4200 mL/min = 4.2 L/min
eupnea normal breathing rate and depth
apnea breath holding
dyspnea painful or difficult breathing
tachypnea rapid breathing rate
minute ventilation VE = VT * fb
Created by: jmconner