Updated Jan 20, 2021

 When you complete this lesson, you will be able to explain the potential health effects of exposure to various toxic substances.

• Discuss the distinction between a hazardous substance and a toxic one

• Describe how toxic chemicals are classified • Discuss routes of entry into the body

• Compare toxic effects of chemicals

• Explain different exposure levels when dealing with toxic substances

• 118-04 Medical Surveillance

• After this lesson, you will be able to describe the design and function of a medical surveillance program.

• Discuss the purpose of the medical surveillance program

• Identify a medical surveillance program’s main components

• Explain the use of pre-entry and post-entry evaluations

• Describe effective record keeping procedures