Lymph tissue in the head and neck.
Lymph nodes play an important part in the body's defense against infection. Swelling might occur even if the infection is trivial or not apparent.

Learn more about Lymph tissue in the head and neck.
Reviewed By: A.D.A.M. Editorial Team: David Zieve, MD, MHA, and David R. Eltz. Previously reviewed by Issam Mikati, MD, Associate Professor of Medicine. Feinberg School of Medicine, Northwestern University, Chicago, IL. Review provided by VeriMed Healthcare Network (5/4/2010).
Copyright 2011 A.D.A.M., Inc.


