In the United Kingdom a lecturer is usually the holder of an open-ended position at a university or similar institution, often an academic in an early career stage, who teaches and also leads or oversees research groups.he academic levels in Australia are associate lecturer (academic level: A), lecturer (B), senior lecturer (C), associate professor (D), and professor (E).
There are four main blood types: type A, type B, type AB and type O. Additionally, if a substance called Rh factor appears on the surface of the red blood cells, a person is considered to be Rh+ (positive). Type O+ is the most common blood type, while AB- is the least common. But not all ethnic groups have the same proportion of blood types. For example, Hispanics have a high number of O blood types, while Asians have a high number of B blood types.
The most common type of PE is a blood clot. It is possible that anything that gets in the bloodstream and then lodges in the smaller pulmonary arteries can be a pulmonary embolism. Examples are fat from the marrow of a broken bone, a part of a tumor or other tissue, or air bubbles.