Deck 20: Forensic Toxicology

Question 1

Toxicology is the study of the harmful effects of drugs and poisons on living things.

Answer 1

True

Question 2

The legal application of toxicology to criminal and civil cases is known as pharmacology.

Answer 2

False

Question 3

The branch of science that is mainly concerned with what happens to a drug when it is taken is known as pharmacodynamics.

Answer 3

True

Question 4

The best method of ingestion for all drugs is via the stomach.

Question 5

Absorption of a drug in the lungs occurs through the alveoli.

Question 6

Drugs are generally circulated throughout the body via the bloodstream.

Question 7

There is no difference between a drug and a poison.

Question 8

A metabolite is a drug that has been changed into a different substance.

Question 9

Reverse tolerance refers to a drug reversing the effects of prior uses of the same drug.

Question 10

Dependence is a psychological phenomenon when referring to drug use.

Question 11

A neurotoxin is a substance that kills nerve cells.

Question 12

Blood alcohol concentration is measured in weight/volume percent.

Question 13

The more concentrated an alcoholic drink, the slower it is absorbed into the bloodstream.

Question 14

The most effective foods in delaying the absorption of alcohol in the stomach into the bloodstream are carbohydrates.

Question 15

A person is in more danger if alcohol affects the autonomic nervous system than if alcohol affects the central nervous system.

Question 16

Most alcohol metabolites are excreted through urine.

Question 17

Acetic acid is an end product of the metabolism of alcohol.

Question 18

The Widmark Curve illustrates the effect of alcohol on the body over time.

Question 19

The term implied consent refers to a person allowing to be tested for alcohol when driving as a result of obtaining their license.

Question 20

Breathalyzers work by a chemical reaction known as oxidation/reduction.

Question 21

An enteric dosage form of a drug is one that is coated with tiny particles so that it

A) will be easier to swallow
B) will have a prolonged entry into the bloodstream
C) will not upset the stomach
D) will last for 12 hours

Question 22

Most drugs have their most important effects on the

A) brain
B) heart
C) intestine
D) liver

Question 23

After reaching a maximum, the concentration of a drug in the body will begin to decrease. This is known as the ______________ of the drug.

A) concentration curve
B) efficacy
C) half life
D) withdrawal effect

Question 24

The organ on the body responsible for changing a drug into a different substance is the

A) brain
B) liver
C) intestine
D) stomach

Question 25

Which of the following is a drug may build up in high concentrations over time in the body?

A) mercury
B) lead
C) LSD
D) cocaine

Question 26

Which of the following is a way that a drug can be eliminated through your body?

A) through vaporization
B) through perspiration
C) through urination
D) all of the above

Question 27

The magnified effects of taking two different drugs at a time is known as ____________.

A) multiplication
B) synergism
C) codependence
D) none of these

Question 28

The term used to describe when increased dosage of a drug is required to keep the same levels of effect on a person.

A) tolerance
B) dependence
C) withdrawal
D) synergism

Question 29

Which is the active ingredient in all liquor?

A) arsenic
B) barium
C) ethanol
D) methanol

Question 30

A bottle of whiskey that has a proof of 90 has an ethanol content of

A) 90%
B) 60%
C) 50%
D) 45%

Question 31

At what BAC for consumers of alcohol does rational decision-making start to become influenced?

A) .02
B) .04
C) .06
D) .08

Question 32

Which percentage of alcohol is eliminated from the body through metabolism and urine?

A) 20%
B) 50%
C) 90%
D) 95%

Question 33

The DRE officers use a 12-step process on automobile drivers to determine

A) alcohol intoxication
B) drug use
C) coordination
D) none of these