Forensic Toxicology

Question 1

endogenous substance

Answer 1

naturally occurring in the body

Question 2

exogenous substance

Answer 2

foreign substance in the body

Question 3

toxin

Answer 3

material exerting a life threatening effect upon a living organism

Question 4

toxicology

Answer 4

the science of adverse effects of chemicals on living organisms

Question 5

toxic effects depend on (4)

Answer 5

age
weight
health
dose

Question 6

Hemolytic effect

Answer 6

attacking the circulatory system and muscle tissue

Question 7

neurotoxic effect

Answer 7

attacking the central nervous system causes heart failure and breathing difficulties

Question 8

Receptor

Answer 8

A large molecule on the cell service where neurotransmitters educe their normal effects.

Question 9

agonist

Answer 9

The drug or poison mimics the action of the transmitter

Question 10

antagonist

Answer 10

The drug or poison binds to a receptor and blocks the transmitter. 

Question 11

taken orally

Answer 11

tablets, capsules, liquids

Question 12

taken rectally

Answer 12

suppositories

Question 13

intravenously

Answer 13

liquid from a needle

Question 14

inhaled through lungs

Answer 14

gases, vapor, particles

Question 15

absorbed

Answer 15

patches on skin

Question 16

absorbed through mucous membranes

Answer 16

snorting, sniffing, or under the tounge

Question 17

absorption

Answer 17

the drug enters the body

Question 18

distribution

Answer 18

The drug moves throughout the body

Question 19

metabolism

Answer 19

The digestion of the drug into smaller molecules or products

Question 20

elimination

Answer 20

the removal or excretion of the metabolites

Question 21

ED50

Answer 21

the dose size that produces the desired effects of a drug in 50% of a test group

Question 22

LD50

Answer 22

the dose size that produces a lethal effect of a drug in 50% of a test group