Chinese Immigration and the Chinese Exclusion Acts. In the 1850s, Chinese workers migrated to the United States, first to work in the gold mines, but also to take agricultural jobs, and factory work, especially in the garment industry.
Medical Dosimetry. Medical dosimetry is a part of the field of radiation oncology involving knowledge of advanced mathematics, radiobiology, physics and anatomy. In order to shrink or eliminate tumor growth, some patients receive limited doses of radiation internally or externally.
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).ulse oximetry is a quick, noninvasive method of measuring oxygen saturation in the blood. Risks associated with pulse oximetry are minimal and rare. Prolonged application of the probe may cause tissue breakdown at the application site.