Share A&P Lymphatic System #1
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What is lymph?
specialized fluid formed in the tissue spaces that returns excess fluid and protein molecules to the blood.
Lymph is a circulating fluid that works alongside the ______ to help to maintain homeostasis
blood
_____ of lymph vessel walls is more loosely packed than that of blood vessel walls, so more can pass into them.
endothelium
Lymph vessels only go one way - which way?
toward lymph nodes
R_____ L_____ D____ - drains all lymph from upper right quadrant of body
right lymphatic duct
This duct drains lymph from other 3/4 of body (largest lymph vessel in the body)
thoracic duct
what are the filtering clusters that perform biological filtration of lymph on its way to the circulatory system?
lymph nodes
The lymph empties what 3 things from the body
bacteria, cancer cells, damaged tissue cells
Lymph enters _______ through four different lymph vessels and then leaves _______, through one efferent lymph vessel
nodes, filtered
What is the small endocrine gland located in the mediastinum
thymus
Thymus is important in development of specialized lymphocytes called what?
T Cells
What is a mass of lymph tissue serving as the first line of defense from the exterior?
tonsils
Where are the tonsils located?
under mucus membranes in the mouth and back of throat
What helps to protect against invading bacteria in and around oral/nasal cavities
tonsils
The tonsils are subject to chronic infection and may need to be removed via this procedure
tonsillectomy
What is the largest lymph organ in the body?
spleen
