Question 26 (2 points) Cancer risks should not be considered a priority of initi

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Question 26 (2 points)

Cancer risks should not be considered a priority of initial assessment guidelines.

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Question 27 (2 points)

Risk is the probability that harm will be produced under a certain set of circumstances.

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Question 28 (2 points)

Which is not an example of a toxicological endpoint?

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Question 29 (2 points)

The Draize test is used to assess testicular toxicity.

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Question 30 (2 points)

Which pollutant is not on the National Ambient Air Quality Standards?

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Question 31 (2 points)

Which country refused to grant approval to thalidomide?

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Question 32 (2 points)

Which of the following treatment- toxicant tandems is incorrect:

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Question 33 (2 points)

The toxic effects of chemicals are determined by all of the following except:

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Question 34 (2 points)

Federal agencies that are influenced by the opinions of toxicologists include:

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Question 35 (2 points)

Principles applied to the care of poisoned individuals include all but one of the following:

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Question 36 (2 points)

The FDA has centers that include the following except:

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Question 37 (2 points)

Illicit drugs can be legal drugs prescribed for someone else.

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Question 38 (2 points)

An exposure assessment answers the following question:

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Question 39 (2 points)

Consumers usually read product labels for all but one of the following reasons:

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Question 40 (2 points)

Slightly toxic agents are those that require only a few drops to be fatal.

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Question 41 (2 points)

Functions of a forensic toxicologist include:

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Question 42 (2 points)

Common components of a product label include:

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Usage directions

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Question 43 (2 points)

Phase I clinical trials:

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Question 44 (2 points)

Extended exposure time coupled with dilution is decontamination.

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Question 45 (2 points)

An antidote reduces toxicity in all but one or more of the following ways:

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Question 46 (2 points)

DDT was pulled from the market without evidence of:

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Question 47 (2 points)

A product is hazardous when it contains one or more of the following properties:

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Question 48 (2 points)

Any test for toxicity must include the following to be meaningful:

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Question 49 (2 points)

The Toxic Substance Control Act (TSCA) regulates toxic chemicals not covered by other laws.

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Question 50 (2 points)

Federal, state and local regulatory agencies have the authority to establish environmental and occupational standards and guidelines.

Question 50 options:

2) False

1) True 2) False

Explanation / Answer

Q28. Option 2.Ionic bonding. Toxic substances alter the normal metabolic process by damaging the enzymes, membranes or altering the membrane permebility and chemical constitution. Due to this the cell may undergo necrosis, inflammation or lipid peroxidation. But not ionic bonding.

Q47. Answer is option 1.Corossive

Flammable, toxic and reactive substances are hazardous, but not non flammable, nontoxic and inert.

Q45. Antidotes are given to neutralize toxic effects of a substance. They act in various ways like eliminating the substances from the body, alter the physical properties of the chemical. But not by enhancing the toxicants effects at the site of action. Hence option 3 is correct.

Q40. False.

If a substance is slightly toxic, then we need more quantity of it to be fatal. The opposite is true for highly toxic.

Q39. Option 3 is the answer. If they are familiar with the product and know the uses and hazards they do not read the label.

Please post remaining questions separately. Chegg guidelines allow me to answer only 4 questions at a time .

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