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

Question
Answer
What are the primary lymphoid organs?   Bone marrow and Thymus Gland  
🗑
What happens in the primary lymphoid organs?   lymphocyte maturation and development  
🗑
What are the primary lymphoid organs?   Lymph nodes, Peyers patches, Spleen  
🗑
What do lymphoid organs all have in common?   Lymphoid follicles  
🗑
What do lymphoid organs al have in common (apart from the spleen)?   High endothelial venules  
🗑
Do fDC come from haemotopoesis?   No  
🗑
What cells do fDC activate?   B cells  
🗑
How do fDC pick up opsonised antigens?   CR and Fc receptor  
🗑
What survival signals do newly activated B cells need?   CD40L -CD40 from the Th cells  
🗑
What does the spleen sample?   The blood  
🗑
What do peyers patches sample?   The intestinal tract  
🗑
What surface molecule expression do immature T cells have when arriving in the thymus?   None  
🗑
When T cells become double positive, what do they express?   CD4 and CD8  
🗑
What are CTECs?   Cortical thymic epithelium cells  
🗑
In the cortex, cells that recognise self peptides/antigens, their fate is that they ___   Survive  
🗑
In the medulla, the T cells are single positive. What does this mean?   they only express either CD4 or CD8  
🗑
What interaction is needed to enter the lymph node?   L-Selectin = GlyCAM-I  
🗑
What interaction is needed to enter the peyers patches?   Integrin alpha4beta7 = MADCAM-I  
🗑


   

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: Jake_Bark
Popular Biology sets