Transcontinental railroads in and near the United States (1887). A transcontinental railroad is a contiguous network of railroad trackage that crosses a continental land mass with terminals at different oceans or continental borders.
Normal cervical range of motion is. 1  Flexion â 80 to 90 degrees. 2  Extension â 70 degrees. 3  Lateral flexion â 20 to 45 degrees on both sides.  Rotation â 90Â° of rotation to both sides.
38724 cervical lymphadenectomy (modified radical neck dissection). Code 38720 is used when a radical neck dissection is performed. In this procedure, lymphatic tissue, the jugular vein, the spinal accessory nerve and the sternocleidomastoid muscles are sacrificed to remove the cancerous lymphatic chain.