Darwinism : The Most Important Contribution of the Victorian Era. By Zachary L., Holmdel, NJ. More by this author. Charles Darwinâs revolutionary idea of evolution sparked dramatic debate in the scientific and, most especially, religious communities, as well as inspiring a new wave of thought in the minds of the world.
Pulse oximetry is a procedure used to measure the oxygen level (or oxygen saturation) in the blood. It is considered to be a noninvasive, painless, general indicator of oxygen delivery to the peripheral tissues (such as the finger, earlobe, or nose).
BACKGROUND AND PRINCIPLES OF PULSE OXIMETRY Pulse oximetry is a noninvasive method that enables rapid measurement of the oxygen saturation of hemoglobin in arterial blood. [1] It can rapidly detect changes in oxygen saturation, thus providing an early warning of dangerous hypoxemia.22] HOME USE OF OXIMETRY Dear Patient,A pulse oximeter is an indispensable tool that helps your physician or other health care provider measure the amount of oxygen in your blood when you visit a clinic or hospital. Small, simple to use, battery-powered pulse oximeters are also available to use at home.