The alveolar gas equation is the method for calculating partial pressure of alveolar oxygen (PAO2). The equation is used in assessing if the lungs are...

the alveoli. The alveolar pO2 is not routinely measured but is calculated from blood gas measurements by the alveolar gas equation. The partial pressure...

Gradient}}=P_{A}{\ce {O2}}-P_{a}{\ce {O2}}} Where: PAO 2 = alveolar PO 2 (calculated from the alveolar gas equation) P A O 2 = F i O 2 ( P atm − P H 2 O ) − P a CO...

therefor estimated using the alveolar gas equation. PAO2 = (Patm - PH2O) FiO2 - PaCO2/RQ Where PAO2 represents alveolar oxygen pressure, Patm represents...

thinner the gas-exchanging surface (for the same concentration difference), the faster the gases will diffuse across it. In the equation above, J is the...

circulating insulin, and insulin sensitivity. It can be used in the alveolar gas equation. The respiratory quotient (RQ) is the ratio: RQ = CO2 eliminated...

can be obtained from the arterial blood gas analysis and PAO2 is calculated using the alveolar gas equation. An abnormally low hematocrit (volume percentage...

where no gas exchange can occur. Total dead space (also known as physiological dead space) is the sum of the anatomical dead space and the alveolar dead space...

pleural rub may be present. A lower PAO2 than calculated in the alveolar gas equation Typically, an area of white lung is seen on a standard X-ray. Consolidated...

Enghoff replaced the mixed alveolar partial pressure of CO2 with the arterial partial pressure of that gas. The Bohr equation, with Enghoff's modification...

subtracted from the alveolar pressure to get alveolar oxygen partial pressure in 100% oxygen atmospheres, by the alveolar gas equation. The latter two figures...

sickness. The physiology of altitude sickness centres around the alveolar gas equation; the atmospheric pressure is low, but there is still 20.9% oxygen...

100 mmHg/0.50 = 200 mmHg. The alveolar air equation is the following formula, used to calculate the partial pressure of alveolar gas: P A O 2 = F I O 2 ( P B...

health status, tissue type, and metabolic demands. Alveolar–arterial gradient Alveolar gas equation Blood gas tension Dominelli, Paolo; Wiggins, Chad; Roy,...

of the elevation of P a C O 2 {\displaystyle {P_{a_{CO_{2}}}}} (alveolar gas equation) in exposures above 1 atm (100 kPa), as indicated by the results...

Ventilation/perfusion ratio V/Q scan zones of the lung gas exchange pulmonary gas pressures alveolar gas equation alveolar–arterial gradient hemoglobin oxygen–hemoglobin...

2,3 DPG. Alveolar air equation Fick's laws of diffusion Fraction of inspired oxygen Severinghaus JW, Astrup P, Murray JF (1998). "Blood gas analysis and...

caused by altitude-related oxygen deprivation, centering around the alveolar gas equation. However, given the extreme toxicity of Aconitum ferox, it is not...

bringing air to the respiratory bronchioles, alveolar ducts and alveoli (approximately generations 17–23), where gas exchange takes place. Bronchioles are defined...

ratio of alveolar ventilation to cardiac output For the purposes of utilizing the MIGET, the equations have been generalized for an inert gas (IG): VA/Q=8...

molar gas constant. There are no general solutions to the general dynamic equation (GDE); common methods used to solve the general dynamic equation include:...

shunt or dead space. The following equation relates the percentage of blood flow that is not exposed to inhaled gas, called the shunt fraction Qs/Qt{\displaystyle...

used in pulmonology and critical-care medicine to determine gas exchange across the alveolar-capillary membrane. ABG testing also has a variety of applications...

surface-active complex of phospholipids and proteins formed by type II alveolar cells. The proteins and lipids that make up the surfactant have both hydrophilic...

and is vital for alveolar gas exchange. The general equation for the Haldane Effect is: H+ + HbO2 ⇌ H+Hb + O2; However, this equation is confusing as it...

conductance of gas across the alveolar-capillary membrane and also takes into account factors affecting the behaviour of a given gas with hemoglobin...

correlates with alveolar ventilation, arterial oxygenation, hemodynamic performance, and barotrauma. It can also match the alveolar pressure if there...

shifts the buffering equation to reduce metabolic acid. This is a result of stimulation to chemoreceptors, which increases alveolar ventilation, leading...

Typical histological presentation involves diffuse alveolar damage and hyaline membrane formation in alveolar walls. Although the triggering mechanisms are...

thoracic deformities. Lung diseases that primarily cause abnormality in alveolar gas exchange usually do not cause hypoventilation but tend to cause stimulation...