29 Questions
What is the main function of the lymphatic system?
Reabsorbing excess interstitial fluid
Where are lymphatic capillaries NOT present?
Brain
What gives lymph its milky color in lacteals?
Lipids
Which lymphatic organ is responsible for lymphocyte development?
Thymus
What is a characteristic feature of lymphatic vessels compared to veins?
Higher permeability
Where are lymphatic capillaries specifically found?
In the interstitial space of vascular structures
Which structure forms from the confluence of many efferent lymph vessels?
Lymph trunks
What is the largest lymphatic organ in the body?
Spleen
Which type of lymphatic tissue mainly consists of lymphocytes around arteries?
White pulp
Where are the sentinel lymph nodes typically located?
Close to an organ's drainage point
What is the typical length range of lymph nodes?
1 - 25 millimeters
Which vessels enter at the periphery of lymph nodes?
Afferent vessels
How are lymph nodes arranged in the body?
Along blood vessels or at the flexural side of joints
Where are efferent lymph vessels found in lymph nodes?
At the hilus
Which lymphatic organ can both vary considerably in size and weight?
Spleen
Where does the right lymphatic duct end?
Right venous angle
Which lymphatic duct receives lymph from the lower limbs?
Thoracic duct
Which lymphatic organ is considered a primary organ?
Thymus gland
What is the function of lymphatic cells in the body?
Eliciting an immune response
Which lymphatic duct drains lymph from the left side of the thorax?
Thoracic duct
Where is the cisterna chyli located?
At the root of the neck
Which lymphatic cells are also known as macrophages?
Macrophages
What is the function of the spleen described in the text?
Controls the level of blood cells
Where is the thymus located in the body based on the text?
Behind the sternum
What is the role of Thymic stromal lymphopoietin (TSLP) as mentioned in the text?
Activates dendritic cells to promote T helper (Th) 2 immune responses
What are lymphatic nodules responsible for as per the text?
Filter and attack antigens
Which of the following structures is part of mucosa-associated lymphatic tissue (MALT) according to the text?
Tonsils
What condition is characterized by inflammation of the lymph vessels, according to the text?
Lymphangitis
What is the common cause of lymphangitis according to the text?
Bacteria called streptococcus pyogenes
Explore the features of lymph nodes, such as their bean-shaped bodies, afferent and efferent vessels, and regional drainage patterns. Learn about the role of sentinel lymph nodes in the lymphatic system.
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