Sherwood is a city in Washington County, Oregon, United States. Located in the southeast corner of the county, it is a residential community in the Tualatin Valley southwest of Portland. As of the 2010 census, Sherwood had a population of 18,194 residents. The city's population for 2014 was estimated to be 18,978 by the U.S. Census.
arthrology definition: Noun (uncountable) 1. (anatomy) The branch of anatomy dealing with the joints...
A: According to The Free Dictionary, etiology, also spelled aetiology, is the study of exploration of the cause or factors contributing to something. In pathology, it specifically denotes the investigation into the cause or origins of a disease.