Understanding Toxicity Quiz
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Questions and Answers

What is the toxicity level of Super toxic?

  • 4 (correct)
  • 2
  • 10,000
  • 15,000

Which of the following is the toxicity level of Moderately toxic?

  • 4000 (correct)
  • 7000
  • 6000
  • 8,000

Which of the following is the toxicity level of Slightly toxic?

  • 2,500
  • 7,500 (correct)
  • 18,000
  • 4,000

What is the relationship between exposure and health effect in dose response?

<p>It can be established by measuring the response relative to an increasing dose (D)</p> Signup and view all the answers

What does the term 'threshold dose' refer to?

<p>The dose or exposure level below which harmful effects of a substance are not seen (D)</p> Signup and view all the answers

What is another term for 'threshold dose' used by toxicologists?

<p>No observed adverse effect level (NOAEL) (D)</p> Signup and view all the answers

What principle is behind the statement 'the dose makes the poison'?

<p>The larger or more intense the dose, the greater the response or effect (C)</p> Signup and view all the answers

What is the study of adverse effects on the developing organism that occur any time during the life span of an organism?

<p>Developmental toxicology (C)</p> Signup and view all the answers

When does teratology study defects induced during development?

<p>Between conception and birth (C)</p> Signup and view all the answers

What does reproductive toxicology study?

<p>Adverse effects on the male or female reproductive system (C)</p> Signup and view all the answers

What are some factors that can influence the effects of exposure to toxic substances?

<p>Size of the molecule, specific tissue type, solubility in water or fatty tissues (B)</p> Signup and view all the answers

Why is it important to consider the specific tissue type or cellular components affected when studying the effects of toxic substances?

<p>Because different tissues may have varying susceptibility to toxic effects (B)</p> Signup and view all the answers

Why is it important to determine whether effects seen in animals can be expected in humans when studying toxic substances?

<p>Due to potential differences in metabolism and response between species (C)</p> Signup and view all the answers

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