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Ellis -Toxicology
Vocabulary
17
Science
12th Grade
03/19/2013

Additional Science Flashcards

 


 

Cards

Term

 

Toxicology

Definition

 

The study of negative (adverse) effects of chemicals on living organisms

Term

 

Toxin

Definition

 

a substance that can cause injury or death. Usually kill rapidly in small amounts

Term

 

Chronic Exposure

Definition

 

Continual interaction with toxins over a long period of time

Term

 

Acute Toxicity

Definition

 

a dose large enough to cause immediate problems including death

Term

 

Spot Tests

Definition

 

A chemical reaction that occurs when an indicator is added to an unknown

Example: Color Change

Term

 

Confirmatory Tests

Definition

 

A test that specifically identifies ONE substance

using chromatography, infrared and mass spectrometry

Term

 

False Positive

Definition

 

when a test result indicates that a substance is present when it really isn't there

Term

 

Controlled drugs

Definition

 

Drugs whose possession is dictated by the law

Term

 

Illicit Drugs

Definition

 

Drugs that are illegal also called "Drugs of Abuse"

Term

 

Licit drugs

Definition

 

Drugs that are legal to use, such as, caffeine.

Term

 

Hallucinogens

Definition

 

Drugs that change the users normal though process,perception, and mood

Example: Marijuana

Term

 

Stimulants

Definition

 

Drugs that increase the heart rate, blood pressure and the users awareness

Example: Cocaine

Term

 

Depressants

Definition

 

Drugs that decrease the heart rate, blood pressure and awareness and causes drowsiness

Example: Alcohol

Term

 

Opiates

Definition

Drugs that alleviate pain by affecting the central nervous system.

Example: Heroin

Term

 

Presumptive Tests

Definition

 

Screening tests that test for the presence of a questioned substance

Example: Spot tests

Term

 

Chromatography

Definition

 

Separating the components of a mixture using the principle of capillary action to move a substance across a stationary surface

Term

 

Spectrophotometry

Definition

 

The measurement the wavelength of light  (electromagnetic radiation) that can be absorbed by a substance

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