NBDHE Review Questions: Quiz 313 June 22, 2016 by admin There is a horizontal root fracture in the middle third of the root of tooth 10 in an 11-year old patient. The tooth is mobile and vital. How should this be treated? A. Extract. B. Pulpectomy immediately and splint. C. Splint and observe. D. Do nothing and follow-up in 10 to 14 days. Δ