Scattered lymphocytes

In addition to the aggregates of lymphocytes mentioned above, individual T- and B-lymphocytes, and NK cells are scattered throughout the body. These cells can recognize undesirable antigen or cells, and promote local inflammation or trigger an immune response.

Afferent lymphatics

Peripheral

Afferent lymphatics

Peripheral

Primary follicle

Cortex

Secondary follicle

Medulla

Figure 11.4. A diagrammatic illustration of the histology of a lymph node.

Efferent lymphatic

Primary follicle

Cortex

Secondary follicle

Paracortex •

Medulla

Figure 11.4. A diagrammatic illustration of the histology of a lymph node.

Efferent lymphatic

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