icu i s s u e s & a n s w e r s 2 Pulse Oximeter: A small probe attached to the finger, nose, or ear that helps monitor the oxygen in the blood and the patientâs pulse.
In this Article. Your skin is the largest organ of your body, made up of several different components, including water, protein, lipids, and different minerals and chemicals. Its job is crucial: to protect you from infections and other environmental assaults. The skin also contains nerves that sense cold, heat, pain, pressure, and touch.
The surface of your skin (epidermis) is made up of an extremely thin, protective layer of cells that your body continuously sheds. Most epidermoid cysts form when these surface cells, instead of exfoliating normally, move deeper into your skin and multiply.