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.
Skin is the body's largest organ (yes, it's an organ!). If the skin of a 150-pound person were spread out flat, it would cover approximately 20 square feet. The skin is made up of two main layers, the dermis, an inner, living layer, and the epidermis, an outer layer of dead cells.tratified means that it is layered. Keratin is a fibrous protein that makes the cells stiff and horny. Your hair and fingernails are made up of keratin. This is what makes the epidermis act as a protective layer (BROWN).