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 To Read a Pulse Oximeter: Heart and Pulse Rate. A portable pulse oximeter is a device that clips onto your finger and reads your heart rate as well as the percent of oxygen in your blood. It was developed as a way to detect hypoxia (a condition caused by insufficient oxygen).