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

order of draw

What additive is in the yellow tube? Sodium phlyanetholsulfonate(sulfo)
What test is the yellow tube used for? Blood Cultures
What is the function of Sodium phlyanetholsulfonate? prevents blood from clotting
What additive is in the red/gray (tiger top)? No additive but does contain silica to enhance clotting.
Uses for the tiger top? Serum testing
What is the additive in the Red tube ? No additive
Additive in Light blue tube ? Sodium Citrate
what is the function of sodium Citrate ? removes calcium to prevent clotting .
Uses for the light blue tube? PT, PTT
What additive is in green tube? Heparin
what does the additive heparin do? inhibits thrombin formation to prevent clotting
what is the green tube used for ? Chemistry testing
what additive is in the lavender tube? EDTA
What does EDTA do ? removes calcium to prevent clotting
Uses for lavender tube ? Hematology ( cbc, wbc , esr , sickle cell).
What additive is in Gray tube? sodium fluoride
What does sodium fluoride do? removes calcium and inhibits glycolysis
Uses for gray tube? chemistry testing, glucose/alcohol levels
What additive is in Royal Blue ? Sodium Heparin
Uses for royal blue tube? Chemistry trace elements( lead, zinc, Arsenic , EDTA ,
Created by: cmattox30



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