respiratory Flashcards
entire process of exchanging gases between the atmosphere and body cells
respiration
normal respiration
12-16 breaths/min
normal arterial ph
7.35-7.45
a very active process that requires input of energy
inspiration or inhalation
a passive process that takes advantage of the recoil properties of elastic fiber
expiration or exhalation
provides an entrance for air in which air is filtered by coarse hairs inside the nostrils
nose
air filled spaces
sinuses
common passageway for air and food
pharynx
aids in producing sounds for speech
pharynx
enlargement in the airway superior to the trachea and inferior to the pharynx
larynx
helps keeps the particles from entering the trachea and houses the vocal cords
larynx
movement of air in and out of the lungs
ventilation
force that moves air into the lungs
atmospheric pressure
measurement of different air volumes
spirometry
one inspiration followed by expiration
respiratory cycle