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.
Red light is in the 600-750 nm wavelength light band. Infrared light is in the 850-1000 nm wavelength light band. Pulse oximetry uses a light emitter with red and infrared LEDs that shines through a reasonably translucent site with good blood flow. Typical adult/pediatric sites are the finger, toe, pinna (top) or lobe of the ear. Infant sites are the foot or palm of the hand and the big toe or thumb.