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en.wikipedia.org/wiki/Blood_gas_tension

Carbon dioxide tension. Carbon dioxide is a by-product of food metabolism and in high amounts has toxic effects including: dyspnea, acidosis and altered consciousness. Arterial blood carbon dioxide tension. P a CO 2 – Partial pressure of carbon dioxide at sea level in arterial blood is between 35 mmHg and 45 mmHg.

pediaa.com/difference-between-arterial-and-venous-blood

Arterial blood is mainly used to measure the acidity (pH), oxygen concentration, and carbon dioxide concentration in the blood. The test method is called the arterial blood gas (ABG) test. It is used to check the efficiency of the lungs to remove carbon dioxide from the blood as well as to take oxygen into the blood.

www.wikem.org/wiki/Venous_blood_gas

correlates well with arterial pH ; P v O 2. measures the partial pressure of oxygen dissolved in the serum; that is, the dissolved oxygen not carried by hemoglobin; significantly lower than and nonindicative of arterial oxygen pressure (P a O 2) P v CO 2. The amount of carbon dioxide dissolved in arterial blood. The normal range is 35 to 45 mm Hg.

docksci.com/use-of-venous-to-arterial-carbon-dioxide-tension-difference-to...

The venous-to-arterial carbon dioxide tension difference, which is a marker of the adequacy of cardiac output to global metabolic demand, is a helpful additional means to detect patients who stay under-resuscitated after optimization of O2-derived parameters. In this regard, its monitoring should help the clinicians for the decision of giving ...

derangedphysiology.com/main/cicm-primary-exam/required-reading/respiratory...

A miniscule proportion of total carbon dioxide exists in this form, i.e. it is not a major contributr to CO 2 transport; There is a difference between arterial and venous CO 2 content: Mixed venous blood has a total CO 2 content of about 22.5 mmol/L (or 520 mL/L) Arterial blood has a total CO 2 content of about 20.5 mmol/L (or 480ml/L)

www.atsjournals.org/doi/full/10.1513/AnnalsATS.201701-034FR

The arterial partial pressure of carbon dioxide (Pa CO 2) is an important parameter in critically ill, mechanically ventilated patients.To limit invasive procedures or for more continuous monitoring of Pa CO 2, clinicians often rely on venous blood gases, capnography, or transcutaneous monitoring.Each of these has advantages and limitations.

www.researchgate.net/publication/294288888_Understanding_the_venous-arterial...

Venous-to-arterial carbon dioxide difference (Pv-aCO2) may be increased even when venous O2 saturation (SvO2) and cardiac output look normal, which could suggests microvascular derangements.

www.respiratorytherapyzone.com/abg-calculator

An Arterial Blood Gas, or ABG for short, is a test that measures the blood levels of oxygen (PaO2), carbon dioxide (PaCO2), and acid-base balance (pH) in the body.The test results are used by medical professionals to assess how well oxygen is being distributed throughout the body and how well carbon dioxide is being removed.

acutecaretesting.org/en/articles/parameters-that-reflect-the-carbon-dioxide...

Three parameters generated during arterial blood gas analysis reflect the carbon dioxide content of blood. They are: partial pressure of carbon dioxide (pCO 2), bicarbonate concentration (HCO 3-) and total concentration of carbon dioxide (ctCO 2). The main purpose of this article is to define these parameters and the relationship between them.

www.learningaboutelectronics.com/Articles/Arterial-blood-gases-calculator.php

Arterial blood gases are blood taken from an artery, normally the radial artery, which determines how well oxygenated a person's blood is. Arterial blood gases determine the pH of the the person's blood, the bicarbonate level of a person's blood, and the amount of carbon dioxide in a person's blood. It can also tell the amount of oxygen in a ...