A polyp is a mass of tissue protruding abnormally from the mucous membrane (protective lining of epithelial cells for secretion and absorption) of the esophagus.he polyps are smooth, round and grow from the wall of the esophagus. It is rarely cancerous and can be removed by an endoscopic procedure. Patients mostly donât report symptoms from these. However, some may complain of chest pain and dysphagia.
The Common Booster Core (CBC) is an American rocket stage, which is used on the Delta IV rocket as part of a modular rocket system.
The Common Core State Standards Initiative is an educational initiative in the United States that details what Kâ12 students should know in English language arts and mathematics at the end of each grade.he Common Core initiative only specifies what students should know at each grade level and describes the skills that they must acquire in order to achieve college or career readiness. Individual school districts are responsible for choosing curricula based on the standards.