A handful of companies hold the keys to millions of hotel rooms globally, but the list of hotel brands that those companies own is legion. Marriott owns Fairfield, TownePlace and Moxy; Hilton owns Curio, DoubleTree and Hampton; Intercontinental owns Holiday Inn, Candlewood and Hotel Indigo, to name a few. With a $12.2 billion merger of Marriott and Starwood in the works, hereâs a brief rundown, in order of total rooms controlled, of who owns what.
When blood is oxygenated it is a bright red colour. when the blood is deoxygenated it is dark/deep red colour. Blood is always red whether in your body or outside your body. It is only shown as blue in books to differentiate between arterial and venous blood. Source(s): i'm a nurse.
When the deoxygenated haemoglobin in blood reaches between 4 to 6 gm/dl, cyanosis may be seen. This blood is bluish or purple giving the skin and mucous membranes their appearance. Normally approximately 80-87% oxygen saturation would give rise to clinically apparent cyanosis. However, in cases of anemia where haemoglobin levels are low, lower oxygen saturation may show up as cyanosis.