Route of Exposure

{
  "id": "MLC-T-ENV-024568",
  "term": "Route of Exposure",
  "field": "Environment",
  "definition": "1. The way a chemical enters an organism after contact (e.g., ingestion, inhalation, or dermal absorption).\n\n2. The avenue by which a chemical comes into contact with an organism (e.g., inhalation, ingestion, dermal contact, injection).\n\n3. The means by which toxic agents gain access to an organism such as ingestion, inhalation, dermal exposures; and intravenous, subcutaneous, intermuscular administrations.\n\n4. Route: The way a chemical or pollutant enters an organism after contact, e.g., by ingestion, inhalation, or dermal absorption.\n\n5. The way people come into contact with a hazardous substance. Three routes of exposure are breathing (inhalation), eating or drinking (ingestion), or contact with the skin (dermal contact).\n\n6. Ways an agent enters a target after contact (e.g., by ingestion, inhalation, or dermal absorption). [EPA Exposure Factors Handbook: Glossary] [IPCS 2004]\n\n7. The way a chemical enters an organism after contact (e.g., by ingestion, inhalation, dermal absorption). [EPA 1997a, EPA 2004, EPA 2005b][Thesaurus of Terms Used in Microbial Risk Assessment]\n\n8. The pathway (e.g., ingestion, inhalation, dermal) or vehicle by which a pathogen comes into contact with a host organism (e.g., food, soil, fomites, water). [ILSI 2000]\n\n9. The way that a contaminant enters an individual or population after contact. [IPCS Risk Assessment Terminology (https://www.who.int/ipcs/methods/harmonization/areas/ipcsterminologyparts1and2.pdf)]",
  "subject": "Health and safety",
  "references": [
    "Pesticides Glossary",
    "Drinking Water Technical & Legal Terms; Terms of Environment",
    "I-BEAM Glossary of Terms",
    "EPA 1997a",
    "ATSDR 2004; CDC Agency for Toxic Substances and Disease Registry Glossary",
    "Thesaurus of Terms Used in Microbial Risk Assessment",
    "40 CFR 702.33 (CFR 2024)",
    "ExpoBox Terminology"
  ],
  "url": "https://mlchart.com/terminology/environment/route-of-exposure/"
}