Question 1

People with Alzheimer's disease are deficient in ________.

Accepted Answer

The answer of People with Alzheimer's disease are deficient in...

Question 2

The study of the effects of poisons,their detection and identification and their antidotes is known as

Accepted Answer

A)  alkaloidism.
B)  carcinogenic testing.
C)  berylliosis.
D)  toxicology.E) B) and C)
F) A) and C)

Question 3

Lead is used in

Accepted Answer

A)  paint.
B)  some gasolines.
C)  plumbing fixtures.
D)  Lead is used in all of the above.E) B) and C)
F) None of the above

Question 4

Toxicology is the study of ________.

Accepted Answer

The answer of Toxicology is the study of ________....

Question 5

Strong acids and bases can catalyze the hydrolysis of proteins.

Accepted Answer

A) True 
 B)False

Question 6

Which of the following will have anticarcinogenic activity?

Accepted Answer

A)  aromatic amines, such as β-naphthylamine
B)  oncogenes
C)  vitamin C, vitamin E, and β-carotene
D)  polycyclic aromatic hydrocarbons, such as 3,4-benzopyreneE) All of the above
F) B) and C)

Question 7

Which of the following metals is more hazardous in the vapor state?

Accepted Answer

A)  lead
B)  barium
C)  mercury
D)  cadmiumE) A) and B)
F) A) and D)

Question 8

Name the poison in rosary pea seeds.

Accepted Answer

The answer of Name the poison in rosary pea seeds....

Question 9

Which of the following amino acids undergoes oxidation in the presence of photochemical smog?

Accepted Answer

A)  tryptophan
B)  glycine
C)  leucine
D)  threonineE) B) and C)
F) C) and D)

Question 10

Heavy metals act by binding to the -SH groups on enzymes,which makes the enzymes inactive.

Accepted Answer

A) True 
 B)False

Question 11

The carcinogenic hydrocarbons produced during the incomplete burning of organic materials are known as

Accepted Answer

A)  aromatic hydrocarbons.
B)  styrene.
C)  polycyclic aromatic hydrocarbons.
D)  cycloalkanes.E) A) and B)
F) B) and C)

Question 12

Which of the following corrosive toxins is also called an oxidizing agent?

Accepted Answer

A)  nitric acid
B)  hydrochloric acid
C)  sodium hydroxide (lye) 
D)  ozoneE) A) and C)
F) B) and C)

Question 13

The LD₅₀ value is the amount of a substance that will kill 50% of test animals.

Accepted Answer

A) True 
 B)False

Question 14

The sulfur-containing amino acid cysteine is oxidized to

Accepted Answer

A)  cysteic acid.
B)  cysteic sulfoxide.
C)  a sulfoxide-carboxylic acid.
D)  an amide.E) A) and B)
F) A) and C)

Question 15

The antidote for mercury poisoning is

Accepted Answer

A)  atropine.
B)  nicotine.
C)  BAL.
D)  coniine.E) B) and C)
F) A) and B)

Question 16

Genetics are a leading cause of death from cancer.

Accepted Answer

A) True 
 B)False

Question 17

An alkaloid is a(n)

Accepted Answer

A)  carcinogen that is made by plants.
B)  heterocyclic amine that is occurs naturally in plants.
C)  air pollutant.
D)  polycyclic aromatic hydrocarbon.E) A) and B)
F) A) and C)

Question 18

The human body can eliminate half of a dose of mercury poisoning in ________ days.

Accepted Answer

A)  1
B)  100
C)  70
D)  365E) C) and D)
F) A) and B)

Question 19

An example of an alkaloid is

Accepted Answer

A)  estradiol.
B)  acetic acid.
C)  methionine.
D)  caffeine.E) All of the above
F) A) and C)

Question 20

The "gold standard" for testing chemical toxicity is laboratory rats and mice.Which of the following is NOT a disadvantage of testing with rodents?

Accepted Answer

A)  Rodent studies are expensive.
B)  Rodents have metabolic or physiological differences so the results may not apply to humans.
C)  Rodent studies have often involved unrealistically high exposures to the substances being tested.
D)  Rodent studies are relatively fast to carry out.E) None of the above
F) B) and D)

Exam 22: Poisons

The "gold standard" for testing chemical toxicity is laboratory rats and mice.Which of the following is NOT a disadvantage of testing with rodents?

Correct AnswerverifiedShow Answer

Which of the following will have anticarcinogenic activity?

Correct AnswerverifiedShow Answer

An example of an alkaloid is

Correct AnswerverifiedShow Answer

Strong acids and bases can catalyze the hydrolysis of proteins.

Correct AnswerverifiedShow Answer

Toxicology is the study of ________.

Correct AnswerverifiedShow Answer

The carcinogenic hydrocarbons produced during the incomplete burning of organic materials are known as

Correct AnswerverifiedShow Answer

People with Alzheimer's disease are deficient in ________.

Correct AnswerverifiedShow Answer

Heavy metals act by binding to the -SH groups on enzymes,which makes the enzymes inactive.

Correct AnswerverifiedShow Answer

An alkaloid is a(n)

Correct AnswerverifiedShow Answer

The study of the effects of poisons,their detection and identification and their antidotes is known as

Correct AnswerverifiedShow Answer

Which of the following corrosive toxins is also called an oxidizing agent?

Correct AnswerverifiedShow Answer

Which of the following amino acids undergoes oxidation in the presence of photochemical smog?

Correct AnswerverifiedShow Answer

Name the poison in rosary pea seeds.

Correct AnswerverifiedShow Answer

The antidote for mercury poisoning is

Correct AnswerverifiedShow Answer

The human body can eliminate half of a dose of mercury poisoning in ________ days.

Correct AnswerverifiedShow Answer

The sulfur-containing amino acid cysteine is oxidized to

Correct AnswerverifiedShow Answer

The LD₅₀ value is the amount of a substance that will kill 50% of test animals.

Correct AnswerverifiedShow Answer

Lead is used in

Correct AnswerverifiedShow Answer

Which of the following metals is more hazardous in the vapor state?

Correct AnswerverifiedShow Answer

Genetics are a leading cause of death from cancer.

Correct AnswerverifiedShow Answer

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