Ordonner les Lettres Lymphatic organs 2Version en ligne This activity will help you to retain the information you learned about lymphatic organs. par Leah Lloyd 1 These are small bean shaped structures that are usually less than 2.5 centimeters in length. Major areas of these structures are in the groin, the axillary vaults and the cervical vertebrae region. H O P E D N M S Y L 2 These are clusters of lymphatic tissue just under the mucous membranes that line the nose, mouth and throat. N L S T S I O 3 This organ is located in the upper left abdominal cavity, just beneath the diaphragm, and posterior to the stomach. It is similar to a lymph node in shape and structure but is much larger. This is the largest lymphatic organ in the body. E E L S N P 4 This is a soft organ with two lobes that is located anterior to the ascending aorta and posterior to the sternum. It is relatively large in infants and children but after puberty it begins to decrease in size so that in older adults it is quite small M H Y S U T