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.
O R E G O N. Grant County, Oregon, is a land of scenic contrasts - from dramatic geologic formations in the John Day Fossil Beds National Monument, sagebrush and juniper dotting the slopes, grassy valleys, pine forests, mountain peaks to the many streams, rivers, lakes and hot springs in the area.