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lymphatic
| Term | Definition |
|---|---|
| lymphatic system | where immune cells are concentrated |
| functions of lymphatic system | fluid recovery, immunity, lipid absorption, |
| lymph | recovered interstitial fluid |
| lymphatic capillaries | interstitial fluid enters & now is lymph |
| lymph pathway | lymph. capillaries to lymph. collective vessels to lymph. trunk to collecting ducts to R&L subclavian vein to SVC to R atrium |
| right lymphatic duct | drains upper R body |
| thoracic duct | upper L body and all lower body |
| cisternia chylis | inferior portion of thoracic duct |
| lacteals | specialized lymp capillaries that collect lipids |
| peyers patches | MALT in the small intestines |
| tonsils | 1 pharyngeal tonsil (adenoid) 2 palatine tonsils numerous lingual tonsils |
| thymus | site of T cell maturation |
| Spleen | largest lymph organ (filters blood) |
| lymph nodes | most numerous- filters lymph |
| afferent lymphatic vessels | goes into lymph node |
| efferent lymphatic vessels | out of lymph node |
| structure of lymph node | fibrous capsule sep. by trabeculae into compartments & has mesh framework (reticular CT) |