Results 21 to 30 of about 12,006,331 (115)

Respiratory mechanics and maximal expiratory flow in the anesthetized mouse

open access: yes, 2000
Mice have been widely used in immunologic and other research to study the influence of different diseases on the lungs. However, the respiratory mechanical properties of the mouse are not clear.
H.-C. Chou, Y.-L. Lai
core   +1 more source

Seasonal change in maximal expiratory flow-volume pattern in patients with Japanese cedar pollenosis. [PDF]

open access: yes, 1993
Fifteen patients with Japanese cedar pollenosis were examined for lower airway function. Flow-volume patterns obtained from flow-volume and volume-time curves during the pollen season (March) and outside of the pollen season (June) were evaluated.
Saito, Chisato   +5 more
core   +1 more source

Efeito do broncodilatador no tempo de apneia voluntária máxima em pacientes com distúrbios ventilatórios obstrutivos Bronchodilator effect on maximal breath-hold time in patients with obstructive lung disease

open access: yesJornal Brasileiro de Pneumologia, 2011
OBJETIVO: Identificar o papel do broncodilatador no tempo de apneia voluntária máxima em pacientes com distúrbios ventilatórios obstrutivos (DVOs). MÉTODOS: Estudo caso-controle incluindo pacientes com DVOs e grupo controle.
Raqueli Biscayno Viecili   +5 more
doaj   +1 more source

Positive effort dependence of maximal expiratory flow

open access: yes, 1987
The maximal expiratory-flow volume (MEFV) curve in normal subjects is thought to be relatively effort independent over most of the vital capacity (VC). We studied seven normal males and found positive effort dependence of maximal expiratory flow between
R. G. Castile, J. Mead, J. L. Allen
core   +1 more source

Expiratory flow limitation

open access: yes, 1983
The first major advance in understanding expiratory flow limitation of the lungs came with the description of isovolume pressure-flow curves. These curves documented the existence of a volume-dependent limit to maximal expiratory flow and led directly ...
R. E. Hyatt
core   +1 more source

Airway dynamics in transition between peak and maximal expiratory flow

open access: yes, 1985
Expiratory flow-volume curves with periodic interruption of flow showed flow transients exceeding maximal flow (Vmax) measured on the maximum expiratory flow-volume (MEFV) curve in a mechanical lung model and in five tracheotomized, vagotomized, open ...
O. F. Pedersen, S. Lyager, R. H. Ingram
core   +1 more source

Discriminant analysis of asthmatic patients and healthy adults using maximal expiratory indices [PDF]

open access: yes, 1989
The selection of effective maximal expiratory was evaluated using discriminant analysis of asthmatic patients and healthy adults in this review. Maximal expiratory volume-time and flow-volume (MEVT and MEFV) curves were drawn for young non-smoking ...
Meguro, Tadamichi   +3 more
core   +1 more source

Maximal expiratory flow-volume curves in Londoners aged 60 years and over. [PDF]

open access: yesThorax, 1987
To obtain more accurate information about respiratory function in the elderly, we carried out spirometry and constructed maximum expiratory flow-volume curves in 136 volunteers over the age of 60 years (90 women, 46 men). Significant age related differences were found.
R W, Fowler, R A, Pluck, M R, Hetzel
openaire   +2 more sources

Computerized method for analyzing maximum and partial expiratory flow-volume curves

open access: yes, 1975
Computerized instrumentation and software have been developed to obtain maximum expiratory flow-volume (MEFV) and partial expiratory flow-volume (PEFV) curves.
R. J. Soto, B. Rasmussen, H. V. Forster
core   +1 more source

Maximal expiratory flow-volume patterns in airway allergy. [PDF]

open access: yes, 1983
We considered upper and lower airway allergies as different phases of airway allergy and MEFV patterns to vary according to the intensity of airway obstruction in maximal expiratory flow-volume and volume-time tests on fourteen patients with nasal ...
Meguro, Tadamichi   +4 more
core   +1 more source

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