circultory system Flashcards
what is the lymphatic system
collect tissue fluid to prevent build up
what is the lymphatic system made of
lymatic vessels and lymphatic organs
what do the capillaries in the lymatic vessels do
take up extra tissue fluid
where does lymph or extra tissue fluid dump off
in the lymphatic veins
what is the lymmatic vessels
lymph veins and capillaries or lacteals
what are the lymphatic organs
lymph nodes, spleen , thymus , tonsil and red bone marrow
what are the lymph nodes
small round structures placed along lymph vessel
what do the lymph nodes do
have lymphocytes that filter the lymph
what and where does the spleen
sits behind stomach and stores blood
what and where does the thymus do
in upper thoracic cavity and produces lymphocytic
what do tonsils do
produce lymphocytes
what does red bone marrow do
makes red blood cells
which are the primary lymphoid organs
red bone marrow and thymus
what is the 4 features that make fetal and adult circulation
oval opening , arterial duct , umbilical arteries and vein , venous duct
what is the oval opening
opening between the two atria
