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respiratory system

Terms in this set (13)

internal volume of the bell jar
decreased when diaphragm pushed up
increased when diaphragm pulled down
internal pressure
increased when diaphragm pushed up
decreased when diaphragm pulled down
the size of the Ballons (lungs)
decreased when diaphragm pushed down
increased when diaphragm pulled down
under what internal conditions does air tend to flow into the lungs?
increased thoracic volume and decreased pressure
under what internal conditions does air tend to flow out of the lungs?
decreased thoracic volume increased pressure
gases move in the direction that tends to equalize pressure inside and outside the container
volume of air present in the lungs after a forceful expiration
residual volume 1100 ml
volume of air that can be expired forcibly after a normal expiration
expiratory reserve 1200 ml
volume of the air that is breathed in and out during normal respiration
tidal volume 500 ml
volume of air that can be inspired forcibly after normal inspiration
inspriratory reserve 2700-2800 ml
volume of air corresponding to TV+IRV+ERV
vital capacity 4800 ml
where are the neural control centers of the respiratory rhythm
medulla oblongata and pons
which respiratory sound is heard during both inspiration and expiration
bronchial
which is heard primarily during inspiration
vesicular
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