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U2-Resp Sys

QuestionAnswer
tidal volume regular unforced exhale, tides are normal
expiratory reserve volume exhale normally and forced exhale after, reserve energy needed
inspiratory reserve volume inhale normally and forced inhale after, reserve energy needed
residual volume air that remains in lungs after forced exhale, residue left over trying to hard
vital capacity inspiratory reserve volume + expiratory reserve volume = total air moved in and out. vital to move air in and out
respiratory rate controlled by CO2 concentration
medulla oblongata blood passes by and it CO2 is high, stimulate diaphragm and intercostal muscles to contract
muscles in bronchioles sensitive to CO2 concentration, CO2 high they will dilate and increase air reaching alveoli
oxygen receptors in aorta and carotid arteries, stimulates medulla oblongata
Created by: bioger
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