( ( ( ( The conchae ) and ) meatuses ) ( ( increase ( ( the ( air turbulence ) ) ( in ( the ( nasal cavity ) ) ) ) ) . ) )
(ROOT (S (NP (NP (DT The) (NN conchae)) (CC and) (NP (NNS meatuses))) (VP (VBP increase) (NP (NP (DT the) (NN air) (NN turbulence)) (PP (IN in) (NP (DT the) (JJ nasal) (NN cavity))))) (. .)))
The conchae and meatuses increase the air turbulence in the nasal cavity.
(ROOT (S (PP (IN In) (NP (NNS mammals))) (, ,) (NP (NN air)) (VP (VBZ is) (VP (VBN warmed) (CC and) (VBN humidified) (PP (IN in) (NP (DT the) (JJ nasal) (NN cavity))))) (. .)))