Busy. Please wait.
Log in with Clever
or

show password
Forgot Password?

Don't have an account?  Sign up 
Sign up using Clever
or

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.
Your email address is only used to allow you to reset your password. See 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.

Environmental Ecology- Environmental Hazards & Human Health

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
        Help!  

Term
Definition
How we evaluate chemical hazards   1. Toxicology  
🗑
Toxicology   Science that studies the harmful effects of chemicals on living organism's and ecosystems.  
🗑
Toxicity   Quantitive measure of how harmful a substance is.  
🗑
Toxicity Depending Factors   1. Dosage (quantity) 2. Genetic makeup of person exposed 3. Water Solubility 4. Fat Solubility 5. Resistance to breakdown 6. Bio-accumlation in body tissue & organs (liver) 7. Food chain accumulation 8. Chemical Interactions  
🗑
Synergy   Cumulative effects of toxic substances. Combined effects is grater than the sum of individual components.  
🗑
Acute Toxicity   Rapid, short lived effects.  
🗑
Chronic Toxicity   Permeant, long lasting effects.  
🗑
Smoking   1 death per 6 seconds worldwide US, 1/2 million deaths/yr Lead to the production of 25 illness: 1. Heart Disease 2. Lung Cancer 3. Stroke 3 Respiratory Diseases: 1. Bronchitis 2. COPD 3. Emphysema Leading cause of preventable death worldwide.  
🗑
Emphysema   Effects lung's air sacks (alveoli)  
🗑
Risks with smoking   Passive Smoking  
🗑
Passive Smoking   Around someone who smokes. 30% higher risk of heart disease & lung cancer  
🗑


   

Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
 
To hide a column, click on the column name.
 
To hide the entire table, click on the "Hide All" button.
 
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
 
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.

 
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
Created by: ginganinjaem
Popular Science sets