| Lymph Node Anatomy | Anatomy Explained | more lymph explained |
| Lymph nodes are small, bean-shaped structures. | They lie along lymphatic vessels. | There are groups of nodes in the groin, axilla, neck and abdomen. |
| Ea. node is enclosed in fibrous capsule. | Trabeculae are strands of the capsule. | Trabeculae extend into node and divide it into compartments. |
| Cortex | outer portion of the node. | (blank) |
| Medulla | inner portion of the node. | (blank) |
| Germinal Centers | are masses of lymphoid tissue within the cortex. | Sources of Lymphocytes. |
| Sinuses | spaces where lymph passes into when it enters the nodes. | There its exposed to macrophages & lymphocytes. |
| Macrophages and lymphocytes. | filter bacteria and foreign particles from the lymph | (blank) |
