Lymphatic Tissue

Identificable Characteristics:

Pointer: Hassall's Corpuscle

Identificable Characteristics:

A. Medulla (contains Hassall's Corpuscles)

B. Cortex (contains Reticular Epithelial Cells)

Identificable Characteristics:

A. Hilum - Area containing blood and lymphatic vessels which exit and enter the lymph nodes

Identificable Characteristics:

A. Medulla

B. Cortex

C. Capsule

What is the role of medulla and cortex?

A. Medulla contains macrophages and plasma cells which, aiding in filtering lymph and producing anti-bodies

B. Cortex contains lymphoid follicles with B cells, where immune responses are initiated

Identificable Characteristics:

Pointer: Lymphatic vessel valve

Which way does lymph flow through the valve in the image?

Left to right

Identificable Characteristics:

A. White Pulp

B. Red Pulp

What is the function of A and B?

A. Lymphocyte activation and anti-body production

B. Recycles old and damaged RBCs and stores platelets