Activity 21

You are preparing an awareness raising initiative for staff and contractors on the human body and how it can be affected by hazardous substances.

Explain the important facts in a simple but compelling way, using examples, under the following main headings:

• Human anatomical systems: respiratory, digestive, circulatory, nervous system and the special sensory organs (skin, eyes and nose)
  
• The main routes (eyes, nose, mouth, skin) and methods of entry (inhalation, ingestion, skin pervasion, injection, aspiration) of hazardous substances into the human body
• Target organs and target systems, local and systemic effects
• The body’s defensive responses (innate and adaptive), with particular reference to the respiratory
  
  

(2000 - 2500 words approx.)