1 In 1990, Barack Obama was elected as the first black president of the Harvard Law Review. 2  Obama, who graduated from HLS in 1991, would later represent Illinois in the U.S Senate, and in 2008 would become the 44 th President of the United States, and the first African-American president.
Most cancers in the lung are carcinomas-cancers of epithelial cells. The top pair of images shows the normal epithelium of the bronchi. This photomicrograph is greatly enlarged. The next three pairs of images show three successive stages of abnormal changes in the bronchial epithelium commonly found in smokers.
Making the world better, one answer at a time. Accumulation of pus in a preexisting body cavity is called an empyema. If the collection of pus is NOT in a preexisting body cavity, or is due to an infection or a foreign body, then it can be called an abscess if it is contained by a complete fibrous capsule.Often, if not further delimited, empyema refers to a plueral empyema.mpyema means the collection of pus within a body cavity but when you are talking about the pleural cavity it is another word, pyothorax. Pyothorax is the correct term to use â¦ when you are talking about the accumulation of pus in the pleural cavity.