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Lymphatic/reflexes

Anatomy Final

QuestionAnswer
The largest lymphatic organ? Spleen
Filters Lymph Lymph nodes
Particularly large and important during youth Thymus
Collectively called MALT Peyer's patches and tonsils
removes aged and defective rbc spleen
prevents bacteria from reaching the intestinal wall peyer's patches
Lymph The fluid itself
Lymphatic vessels capillaries, vessels, trunk, ducts that carry the fluid
Lymphoid tissues/organs Spleen and tonsils
Lymphocytes Provide immune defense
3 functions of the lymphatic system Fluid balance, fat absorption, and immune defense
Lymph nodes Small bean shaped structures that filter lymph, house macrophages and lymphocytes
Spleen Largest lymphoid organ, filters blood and destroys old red blood cells
Thymus site where lymphocytes mature
Connection between lymphatic vessels and veins Lymphatic vessels are a one way system that flows downward the heart. Lymphatic ducts empty filtered lymph back into circulation at the veins
What is a reflex arch? The wiring of a single reflex
Why are reflexes important? allow your body to react instantly to danger without needing to wait for the brain to process the situation and maintains homeostasis
How does a reflex arch work? rapid, involuntary neural pathway that produces an automatic response to a stimulus. It bypasses conscious thought by processing signals entirely within the spinal cord or brainstem.
Created by: user-2042439
 

 



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