Lymphocytes Are Isolated and Labeled with Radioactive Isotopes

question 81

Multiple Choice

Lymphocytes are isolated and labeled with radioactive isotopes.They are then exposed to frozen tissue sections of a lymphoid organ.What happens?

• A)The lymphocytes bind uniformly to the sections.
• B)The lymphocytes bind to each other.
• C)The lymphocytes selectively adhere to the endothelial lining of venules in peripheral lymph nodes.
• D)The lymphocytes selectively adhere to the endothelial lining of arterioles in peripheral lymph nodes.
• E)The lymphocytes do not stick to the sections.