The main characters in the Asterix books are Asterix, the hero; Obelix, Asterixâs friend; and Dogmatix, Obelixâs dog, and there have been approximately 400 other characters throughout the series. Asterix comics uses lots of puns, caricatures and other humour, as well as the phrase âThese Romans are crazy!â.
Putting on the probe. â¢ The probe should be put on the patient correctly to ensure. the oximeter works correctly. â¢ The oximeter is supplied with a finger probe. For some. oximeters ear probes are also available and are also. described here. â¢ Probes are carefully designed so that they can shine light. through the finger and detect it on the other side.
How does a pulse oximeter work? Oxygen in the air is breathed into the lungs. The oxygen then passes into the blood where the majority of the oxygen attaches to hemoglobin (a protein located inside the red blood cell) for transport in the bloodstream. The oxygenated blood circulates to the tissues.