Find the odd cell out

• NK cell

• B cell

• Macrophage

• Basophil

Identify the cell in the image

• B cell

• Basophil

• Neutrophil

• Eosinophil

I am a cell that needs cell-to-cell contact signals from APCs for activation. Who am I?

• Mast cell

• Basophil

• T cell

• Macrophage

I can produce thousands of antibodies per second. Who am I?

• NK cell

• Macrophage

• T cell

• Plasma cell

I do not directly kill other cells but I wake up and breathe life into other cells. Who am I?

• NK cell

• Macrophage

• Neutrophil

• CD4 cells/ T Helper cells

We are the most populated cells in the blood. We give colour to the blood. Who are we?

• Platelets

• RBCs

• B cells

• T Cells

I am very specific in the attack. I need a unique shape for recognition and action.

• NK cell

• B cell

• T cell

• both 2 and 3

The organ where lymphocytes interact with antigens is

• Thymus

• Bone marrow

• Spleen

• Lymph node

I am the organ where T cells are originated. Who am I?

• Thymus

• Bone marrow

• Spleen

• Lymph node

I am the mother cell of the dendritic cell. Who am I?

• Macrophage

• B cell

• Monocyte

• Mast cells