Lymphatic System Flashcards
components of lymphatic system
lymph and lymphatic vessels
functions of lymphatic system
- collect and return things to the blood
… excess tissue fluid
… leaked plasma proteins - transport absorbed lipids from GI tract to blood
another name for protein-free plasma
lymph
another name for lymph
protein-free plasma
no lymphatic capillaries in …
- bone
- teeth
- bone marrow
- CNS
T/F: there are lymphatic capillaries in the CNS
false
T/F: there are lymphatic capillaries in teeth
false
T/F: there are no lymphatic capillaries in bone marrow
true
T/F: there are no lymphatic capillaries in bone
true
order of lymphatic vessels (smallest to largest)
- lymphatic capillaries
- lymphatic collecting vessels
- lymph trunks
- lymph ducts
are there more leaks from venule or arteriole capillary beds?
arteriole because of the higher pressure
how to lymph nodes clean the lymph?
macrophages and lymphocytes
major superficial lymph nodes
- cervical nodes
- axillary nodes
- inguinal nodes
major deep lymph nodes
- tracheo-bronchial
- aortic or abdominal
- iliac
lymph flow:
- afferent lymphatic vessels
- subcapsular sinus
- cortical sinus
- medullary sinus
- efferent lymphatic vessels
two major lymph ducts
right lymphatic duct and thoracic duct
bulge in thoracic duct
cysterna chyli
function of systerna chyli
absorb spare fat from our gut
where ducts dump cleaned fluid back into the bloodstream
brachiocephalic veins
function of lymph nodes
filter lymph
which lymphiod organs filter lymph?
lymph nodes
function of tonsils
protect pharynx
which lymphoid organs protect the pharynx?
tonsils
which lymphoid organ filters blood?
spleen
