Draw Conclusion. What conclusions did Alfred Wegener draw about Pangaea? He concluded that it split apart and that the continents âdriftedâ to their present positions. QUICK CHECK
In most cases, only one area of nodes swells at a time. When more than one area of lymph nodes is swollen itâs called generalized lymphadenopathy. Some infections (such as strep throat and chicken pox), certain medicines, immune system diseases, and cancers like lymphoma and leukemia can cause this kind of swelling.emoval of one lymph node is called a biopsy. When many lymph nodes are removed, itâs called lymph node sampling or lymph node dissection. When cancer has spread to lymph nodes, thereâs a higher risk that the cancer might come back after surgery.
1 Lymphoma is the cancer of the lymph node. 2  It usually starts in the lymph node and may spread to other parts of the body. 3  It may involve groups of lymph nodes in various parts of the body. 4  There are two types of lymphomas â Hodgkinâs disease and Non-Hodgkinâs disease.any forms of cancer occurring within the area drained by the groin lymph nodes will lead to swelling (lymphadenopathy). Lymph node swelling usually occurs due to malignant tumors. 1  Leukemia is the cancer of the bodyâs blood forming tissues, including bone marrow and lymphatic system.