Las arterias carótidas internas se ramifican en la base del cerebro en un área llamada el círculo de Willis.
Reviewed last on: 9/16/2008
Daniel B. Hoch, PhD, MD, Assistant Professor of Neurology, Harvard Medical School, Department of Neurology, Massachusetts General Hospital. Also reviewed by by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.