Busy. Please wait.

show password
Forgot Password?

Don't have an account?  Sign up 

Username is available taken
show password


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.
We do not share your email address with others. It is only used to allow you to reset your password. For details read our Privacy Policy and Terms of Service.

Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.
Didn't know it?
click below
Knew it?
click below
Don't know
Remaining cards (0)
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

Environmental Hazard

vocabulary from NCSCOS goal 3 Objective 4.09 and 4.10

toxin A naturally occurring or synthetic substance or agent that may injure an organism exposed to it
acute exposure A single exposure to a toxic sub-stance that results in a severe response or death
potency the capacity of a chemical to produce strong physiological effects
chronic exposure Exposure to toxic chemicals occurring over a long period of time concentration
risk taking a chance at harmful consequences
dose The total amount of a toxicant, drug, or other chemical that is administered to, or taken by, an organism
individual susceptibility Differences in reactions between people after exposure to the same amount of a hazardous substance
individual susceptibility A person’s body size, age, gender, genetics, and health status
higher susceptibility very old, very young, people with compromised immune systems, people with asthma (more susceptible to breathing problems) ,obese (more susceptible to many health issues including heart problems)
chemical Any substance having a defined molecular composition
dose response How an organism’s response to a toxic substance quantitatively shifts as its overall exposure to the substance increases
benefit positive results
dose of carbon monoxide may cause drowsiness; a large dose can be fatal
element A form of matter that cannot be broken down into simpler substances
Elements exist in nature as solids, liquids, or gases
environment The interdependent system of living and nonliving things
carcinogen causing cancer
synthetic prepared or created artificially man-made, not found in nature
over-the-counter medication that is obtained without a prescription
inhalation the taking into the body via the mouth
ingestion the breathing in of a substance in the form of gas, vapor, fumes, or dust
absorption exposure to a chemical by permeation through the skin
lethal dose the amount of a drug that would be fatal in the majority of the people
Created by: dsf



Use these flashcards to help memorize information. Look at the large card and try to recall what is on the other side. Then click the card to flip it. If you knew the answer, click the green Know box. Otherwise, click the red Don't know box.

When you've placed seven or more cards in the Don't know box, click "retry" to try those cards again.

If you've accidentally put the card in the wrong box, just click on the card to take it out of the box.

You can also use your keyboard to move the cards as follows:

If you are logged in to your account, this website will remember which cards you know and don't know so that they are in the same box the next time you log in.

When you need a break, try one of the other activities listed below the flashcards like Matching, Snowman, or Hungry Bug. Although it may feel like you're playing a game, your brain is still making more connections with the information to help you out.

To see how well you know the information, try the Quiz or Test activity.

Pass complete!

"Know" box contains:
Time elapsed:
restart all cards