The Archaic is one of five periods that Ancient Greek history can be divided into; it was preceded by the Dark Ages and followed by the Classical period. The Archaic period saw advancements in political theory, especially the beginnings of democracy, as well as in culture and art.
An NG Tube Is Sometimes Used In Patients Who Have IBD. A nasogastric tube is inserted through the nostrils and down the throat into the stomach. This tube can be used to put substances into the stomach, or take them out. Image Â© LEONELLO CALVETTI / Science Photo Library / Getty Images.
used for testing whole blood in the clinical laboratory. EDTA K2 tubes are used for testing whole blood in molecular diagnostics. EDTA K2/gel tubes are used for testing plasma in molecular diagnostics and viral load detection. HIV and HCV are stable for up to 72 hours in a non-centrifuged sample at room temperature (20â25Â°C).