Occupational Exposure

Which of the following is a good description of how someone might experience a chronic toxicity?

• By consuming several large and potent doses of a toxin over and over again

• By consuming one large dose of a toxin

• By consuming several small doses of a toxin over and over again

• By consuming one small but very potent dose of a toxin

The larger the amount of exposure and the greater the dose, the greater the observed response, or effect.

• True

• False

Toxic agents can be classified in terms of their physical state, their effects, and their source.

• True

• False

Acute toxicity exposue is also known as Long-Term exposure.

• True

• False

An underground tank contains a hazardous atmosphere that is likely to cause permanent negative health effects if entered within 9 hours. No one is allowed to enter or perform work in the tank, due to safety concerns. This is an example of a(n) _____ exposure.

• Acute

• Chronic