Forensic Toxicology

Forensic Toxicology is:

• The study of how bugs can help determine time of death

• The identification of drugs, alcohol, and poisons in the body

• The identification of fingerprint DNA

• The study of death: livor, algor, rigor mortis

Any substance that, when taken in sufficient quantities, causes a harmful or deadly reaction?

Match the following

• Popular drug

• Chemical that is used to alter the body's natural chemistry

• Illicit drug

• any substance used in an illicit fashion for intoxicating effects

• General drug

• Illegal use, other than it's intention

• Criminal drug

• a therapeutic agent; used in prevention, diagnoses, and treatment

• Clinical drug

• substance that is used illegally to attain a high

Match the following

• Excretion

• Elimination of substance from the body in an unchanged state, via breath, urine or sweat

• Oxidation

• passage of a substance across the membrane into the blood stream

• Metabolism

• transformation of one chemical in the body as it breaks down

• Absorption

• Combining oxygen with other substances to produce new compounds

Users can be dependent on substances:

• Psychological dependence

• The user keeps taking the substances because it's habitual or behaviorally ingrained

• Physical dependence

• The user may show signs of both

• Both dependent

• The body changes physiologically when the user stops taking the substance

When the body is accustomed to a substance and requires a higher dosage to feel the same effect?

• Exposure

• Tolerance

• Sick

• Dependent

Decreases the central nervous system functions?

• Narcotic

• Stimulant

• Depressant

• Analgesic

A substances that increases the central nervous system functions:

• Anabolic steroid

• Hallucinogenic

• Stimulant

• Depressant

Substances used for pain relief; sleep-induces the central nervous system:

• Stimulant

• Depressant

• Narcotic

• Analgesic

Susbtances used for pain-relief that depresses the central nervous system

• Analgesic

• Depressant

• Hallinogenic

• Narcotic