Two alternative models concerning the perialveolar microcirculation in mammalian lungs

Despite the fact that the concept of sheet-flow in the pulmonary microcirculation of mammals was introduced more than three decades ago, the capillary circulatory model still prevails in the physiological literature. Since cardiac output is identical in the systemic and in pulmonary circulations, it...

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Main Authors: BRUNO GÜNTHER, ENRIQUE MORGADO, MANUELA COCIÑA
Format: Article
Language:English
Published: BMC 2005-01-01
Series:Biological Research
Subjects:
Online Access:http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0716-97602005000100007
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spelling doaj-10beb2b6d89b48749afb369e27df63e42020-11-24T20:49:03ZengBMCBiological Research0716-97600717-62872005-01-013814954Two alternative models concerning the perialveolar microcirculation in mammalian lungsBRUNO GÜNTHERENRIQUE MORGADOMANUELA COCIÑADespite the fact that the concept of sheet-flow in the pulmonary microcirculation of mammals was introduced more than three decades ago, the capillary circulatory model still prevails in the physiological literature. Since cardiac output is identical in the systemic and in pulmonary circulations, it is noteworthy that in the former, the resulting arterial pressure is five times higher than that of the latter, which means that the corresponding microcirculations must be radically different. The present study addresses this problem from both morphological and physiological perspectives.http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0716-97602005000100007arterial pressurescapillariespulmonary microcirculationsheet flowsystemic circulation
collection DOAJ
language English
format Article
sources DOAJ
author BRUNO GÜNTHER
ENRIQUE MORGADO
MANUELA COCIÑA
spellingShingle BRUNO GÜNTHER
ENRIQUE MORGADO
MANUELA COCIÑA
Two alternative models concerning the perialveolar microcirculation in mammalian lungs
Biological Research
arterial pressures
capillaries
pulmonary microcirculation
sheet flow
systemic circulation
author_facet BRUNO GÜNTHER
ENRIQUE MORGADO
MANUELA COCIÑA
author_sort BRUNO GÜNTHER
title Two alternative models concerning the perialveolar microcirculation in mammalian lungs
title_short Two alternative models concerning the perialveolar microcirculation in mammalian lungs
title_full Two alternative models concerning the perialveolar microcirculation in mammalian lungs
title_fullStr Two alternative models concerning the perialveolar microcirculation in mammalian lungs
title_full_unstemmed Two alternative models concerning the perialveolar microcirculation in mammalian lungs
title_sort two alternative models concerning the perialveolar microcirculation in mammalian lungs
publisher BMC
series Biological Research
issn 0716-9760
0717-6287
publishDate 2005-01-01
description Despite the fact that the concept of sheet-flow in the pulmonary microcirculation of mammals was introduced more than three decades ago, the capillary circulatory model still prevails in the physiological literature. Since cardiac output is identical in the systemic and in pulmonary circulations, it is noteworthy that in the former, the resulting arterial pressure is five times higher than that of the latter, which means that the corresponding microcirculations must be radically different. The present study addresses this problem from both morphological and physiological perspectives.
topic arterial pressures
capillaries
pulmonary microcirculation
sheet flow
systemic circulation
url http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0716-97602005000100007
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