Allow the clams enough time to open their shells-this will be indicated by a burst of steam and popped-open shells, anywhere from 2â3 minutes to 5-10 minutes, depending on the type of clams. If some don't open in this time, discard them as they probably were already dead.
Spleen, lymph nodes, adenoids, tonsils are the encapsulated secondary lymphoid organs. Mucosa associated lymphoid tissue distributed throughout the body such as alimentary canal, respiratory and urinogenital tracts etc. are the diffused secondary lymphoid regions.
The major parts of the system are the bone marrow, spleen, thymus gland, lymph nodes, and the tonsils. Other organs, including the heart, lungs, intestines, liver, and skin also contain lymphatic tissue. gorhams.dk Lymphoma Is a disease in which malignant lymphocytes grow too fast or live too long. Lymph nodes are filters of lymph-the spleen is a filter of blood-mucosal associated lymphatic tissues acquire antigens by transcytosis to lymphoid tissue from the external environment across specialized follicle-associated epithelial cells..