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.
A finger Pulse Ox level can be adversely affected if you do not have adequate blood going to the fingers, for whatever reason. Blood oxygen can be tested on the toes and even the earlobes, depending on the machine. It can even be tested from a more invasive, arterial blood specimen, but this is rarely done anymore.