naris
pneumatization
pneumopericardium
pneumaticity
lower airway
vestibule
boogie
pneumology
sinus
rhinostenosis
pneumohemopericardium
seesaw
flight crew
respiratory infection
nasal septum
respiratory tract infection
pneumoperitoneum
cavillation
atrium
tracheostomy
tracheotomy
alveolar ectasia
interstitial lung disease
cavum
hydropneumothorax
pneumothorax
piriform aperture
lysigeny
decavitation
nasal concha
upper respiratory infection
bronchoconstriction
hemopneumoperitoneum
pulmonary alveolus
fibrostenosis
upper respiratory tract
endotracheal tube
roof
breathing out
endocavity
bronchus
exhalation
expiration