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


What are the four components of Blood? Plasma, Red blood cells, White blood cells, Platelets
What % of plasma and what % of blood cells and platelets are present in the blood? 55% Plasma, 45% Platelets
What is the role of plasma? Transport
Where are red blood cells produced? Bone marrow of large bones
Describe the shape of red blood cells Biconcave/circular discs
Where are dead red blood cells broken down? Liver and spleen
What is the role of red blood cells? Transport Oxygen
What is the iron containing pigment found in red blood cells called? Haemoglobin
When oxygen moves into the red blood cells it attaches to haemoglobin forming what? Oxyhaemoglobin
What is the role of white blood cells in the body? Fight infection/disease
Leukaemia is a form of cancer. Describe how leukaemia occurs in relation to white blood cells. Cells are produced too rapidly and are immature - unable to protect against disease and cannot clot blood sufficiently.
What is the role of platelets? Clot the blood
What functions do blood clots have? Reduce blood loss, prevent the entry of microorganisms
What is thrombosis? When a vessel wall is damaged, a clot forms and blocks the blood vessel
List the functions of blood Transport of food, waste and hormones, transport of heat, transport of O2, defence against disease.
What are the four main blood groups? A, B, AB, O
Name two types of white blood cell Lymphocytes, Monocytes
What role do lymphocytes have? Make antibodies
What role do monocytes have? Engulf bacteria
Created by: Lisahynes



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