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Instead , it is the consequence of the rapid shallow breathing pattern ,resultingin dead - space ventilation
vascular obstructionleadingto dead space ventilation
a ) no ventilation of an alveolus but adequate perfusion , resulting in shunting , and ( b ) adequate ventilation but no perfusionresultingin dead space ventilation
a lower tidal volume ( Vt ) and a higher breathing frequency ( f(passive) provoked byincreased dead space ventilation
peak flow of 240 LPM for effective respiratory support in NIV Proximal flow sensorpreventsdead space ventilation
the abilityto preventexcessive dead space ventilation
The first portion of the exhaled breathis composedof dead - space ventilation
the length of tubing in a breathing apparatus ( Carlione , 2019(passive) caused bydead space ventilation
Cardiovascular insufficiency , like shock or CPRleadsto dead space ventilation
a process associated with the dissipation of heat gas circulation through the tubing is requiredto preventdead space ventilation
Shorter inspiratory timecontributesto dead space ventilation
the pig ... the MR scannercreateddead space in the ventilation system
may enlarge Zone 1thus leadingto dead space ventilation
Inhaled anesthetics decrease tidal volume and increase frequency ,leadingto greater dead space ventilation
Obstruction of the pulmonary flowcreatesdead space ventilation
the breathing circuit 100(passive) contributed bythe dead space ventilation
ventilation - perfusion mismatching due to thromboembolic obstruction in the vascular bed(passive) caused byIncreased dead space ventilation
Obstruction of the pulmonary arteriescreatesdead space ventilation
hypercapnia --INC ventilation - perfusion mismatchleadingto INC dead space ventilation
The augmented breathing frequency in HFrEF patientsresultedin greater dead space ventilation
reversal of hypoxemic pulmonary vasoconstriction and worsening in ventilation - perfusion mismatch.18(passive) caused byincreased dead - space ventilation
continuous ventilationmight leadto dead - space ventilation
either(passive) is caused byAn increased dead space ventilation
the lung from removing carbon dioxide ... and while dead space is technically a high Va / Q ratio , its physiology mirrors that of low Va / Q units with hypoxemia and hypercapnia as a consequencepreventsthe lung from removing carbon dioxide ... and while dead space is technically a high Va / Q ratio , its physiology mirrors that of low Va / Q units with hypoxemia and hypercapnia as a consequence
in worse ventilatory efficiency and greater impairment of exercise capacityresultedin worse ventilatory efficiency and greater impairment of exercise capacity
to the limits of acceptable respiratory acidosis in this caseleadingto the limits of acceptable respiratory acidosis in this case
alveolar PCO2 to fall to ~0 mm Hg in downstream alveolicausesalveolar PCO2 to fall to ~0 mm Hg in downstream alveoli
as pulmonary arterial perfusion had been excluded , which therefore created physiologic mismatching in the right lunghad resultedas pulmonary arterial perfusion had been excluded , which therefore created physiologic mismatching in the right lung
in heat loss without necessarily increasing oxygen uptake or carbon dioxide lossresultingin heat loss without necessarily increasing oxygen uptake or carbon dioxide loss
to a rise in PaCO2leadingto a rise in PaCO2
in the microcirculation by neutrophilsis createdin the microcirculation by neutrophils
from the great reduction in tidal volumeresultingfrom the great reduction in tidal volume
from pulmonary micro - thrombi , right heart failure or AT1 receptor - mediated pulmonary vasoconstrictionresultingfrom pulmonary micro - thrombi , right heart failure or AT1 receptor - mediated pulmonary vasoconstriction