Toxic Substances and Their Effects

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Questions and Answers

What is the term used to describe the effect of exposure to two or more chemicals that has a result equivalent to the sum of their individual effects?

  • Bioaccumulation
  • Additive effect (correct)
  • Chronic effect
  • Synergistic effect

Which type of toxic substance causes localized damage to tissue, such as skin or eyes?

  • Teratogen
  • Carcinogen
  • Irritant (correct)
  • Sensitizer

What is an example of a teratogen?

  • Perchloroethylene
  • Alcohol (correct)
  • Formaldehyde
  • Chlorine

What is the term used to describe the process by which substances accumulate in the body over time?

<p>Bioaccumulation (D)</p> Signup and view all the answers

What is an example of an endocrine disruptor?

<p>Phthalates (B)</p> Signup and view all the answers

What is the term used to describe an adverse reaction that occurs rapidly after exposure?

<p>Acute effect (A)</p> Signup and view all the answers

What is the term for the chronic toxin build up in tissues over an organism's lifetime?

<p>Bioaccumulation (B)</p> Signup and view all the answers

What is the phenomenon where toxic substances build up in the food chain?

<p>Biomagnification (D)</p> Signup and view all the answers

Which of the following is an example of an acute toxic effect?

<p>Poisoning from botulism (D)</p> Signup and view all the answers

What is the primary goal of the Precautionary Principle?

<p>To place emphasis on evidence that a substance is not harmful (B)</p> Signup and view all the answers

What is the term for the highest dose of a substance that does not cause an adverse effect?

<p>NOAEL (D)</p> Signup and view all the answers

What is the branch of public health that focuses on natural and human-made factors that impact health?

<p>Environmental health (C)</p> Signup and view all the answers

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