Epithelial cells lining body openings like the nose, mouth, and respiratory, digestive, and genital tracts are coated with mucus, a thick, sticky solution that hinders pathogen attachment.

Authors

• Person: Not available Organization: Children's Hospital of Philadelphia
  Parts of the Immune System | Children's Hospital of Philadelphia

Sources

• Parts of the Immune System | Children's Hospital of Philadelphia www.chop.edu Children's Hospital of Philadelphia via serper

Referenced by nodes (1)

• pathogen concept