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Lymphatic System

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ellasimson's version from 2017-01-05 00:02

Section 1

Question Answer
The two functions of the lymphatic system are the maintenance of fluid balance in the internal environment and immunity. (True or False?)True
One of the main differences between lymph and interstitial fluid is that lymph is in vessels. (True or False?)True
Lymph from the entire body drains eventually into the thoracic duct. (True or False?)False
Lymphatic capillaries are more permeable than blood capillaries (True or False?)True
The white pulp of the spleen gets its colo u r mainly from lymphocytes and macrophages (True or False?)True
Obstruction of a major lymphatic vessel is likely to cause edema (True or False?)True
Lymph nodes are populated by B cells but not T cells (True or False?)False
Lymphatic nodules are permanent structures enclosed in fibrous capsules (True or False?)True
Tonsillectomy is regarded as the current treatment of choice for most cases of tonsillitis (True or False?)False
Most plasma cells form in the germinal centers of the lymph nodes (True or False?)True
The lymphatic capillaries function to absorb the excess protein - containing interstitial fluid and return it to the bloodstream . (True or False?) True
Lymphatic capillaries are permeable to proteins . (True or False?) True
Digested fats are absorbed from the intestine by the lymph capillaries (True or False?) True
Chyle is delivered to the blood via the lymphatic system (True or False?) True
Because lymph vessels are very low - Pressure conduits, movements of adjacent tissues are important in propelling lymph through the lymphatics (True or False?) True
There are more efferent lymphatic vessels leaving a lymph node than there are afferent vessels entering a lymph node. (True or False?) False
Like blood, lymph flows both to and from the heart (True or False?) False
The cisterna chyli collects lymph from the lumbar trunks draining the upper limbs and from the intestinal trunk draining the digestive organs (True or False?) False
In the spleen, red pulp is involved in the immune functions and white pulp is involved in disposing of wo rn out RBCs (True or False?) False
The most important role of the spleen is to provide a site for lymphocyte proliferation and immune surveillance and response. (True or False?) False
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Section 2