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.
  It's called the Pleural Membrane. The ribs surround the lungs in the thorasica cavity. Pleural visceral lung pleura. parietal pleura lines the thoracic wall and diaphrag â¦ m. it is the pleura The membranes that surround the lungs are collectively called the Plurae.he outer layer of a serous membrane is called the parietal layer and is always attached to the surrounding tissues. The inner layer is called the visceral layer and is firmly â¦ attached to the organ it covers. Answered. In Cardiovascular Health.