Name the regional lymph nodes represented by the area labeled “B” on the above model.

Give the function of the cell at the arrows on the model above.

  Identify the function of the structure indicated by arrow 

Name the regional lymph nodes represented by the area labeled “B” on the above model.

Name this primary immune tissue / organ

Name the cell that produces this immune molecule

Which formed element makes up the majority of cells at “B”?

What is Bob’s blood type?

Give the function for the cells at the pointers on the histological specimen.

Give the function of the cell at the arrows on the model above.