A bronchus, is a passage of airway in the respiratory system that conducts air into the lungs. The first bronchi to branch from the trachea are the right main bronchus and the left main bronchus.
Sponsored Topics. Keizer ( /kaÉªzÉr/) is a city in Marion County, Oregon, United States, along the 45th parallel. It was named for Thomas Dove and John Brooks Keizer, two pioneers who arrived in the Wagon Train of 1843, and later filed donation land claims. The population was 32,203 at the 2000 census.
Benton County is a county located in the U.S. state of Oregon. As of the 2010 census, the population was 85,579. Its county seat is Corvallis. The county was named after Thomas Hart Benton, a U.S. Senator who advocated American control over the Oregon Country. Benton County is designated as the Corvallis, OR Metropolitan Statistical Area, which is included in the Portland-Vancouver-Salem, OR-WA Combined Statistical Area.