Lymph Nodes

What is the lymphatic system an essential part of?

• Circulatory system

• Immune system

• Digestive system

• Respiratory system

What are the primary lymphoid organs?

• Lymph nodes and MALT

• Thymus and bone marrow

• Spleen and bone marrow

• Tonsils and spleen

What are the secondary lymphoid organs?

• Thymus and bone marrow

• Tonsils and spleen

• Spleen and bone marrow

• Lymph nodes and MALT

What is the function of lymph nodes?

• Producing red blood cells

• Filtering the lymph to identify and fight infections

• Storing excess lymph

• Producing antibodies

What is the outer cortex of the lymph node mainly composed of?

• T cells

• Macrophages

• B cells

• Plasma cells

What is the inner cortex of the lymph node mainly composed of?

• T cells

• Macrophages

• B cells

• Plasma cells

What are high endothelial venules (HEVs) unique to?

• Subcapsular sinuses

• Inner cortex

• Outer cortex

• Medulla

What is the function of high endothelial venules (HEVs)?

• Allowing lymphocytes to move out of the blood and into the surrounding lymphoid tissue

• Filtering lymph

• Storing lymph

• Producing antibodies

What is the medulla of the lymph node mainly composed of?

• Macrophages

• T cells

• B cells

• Plasma cells

What is the function of medullary sinuses?

• Producing antibodies

• Producing red blood cells

• Filtering the lymph to identify and fight infections

• Collecting lymph from the cortex before exiting the lymph node