Function & Fluid
besides immunity.What is returning interstitial fluid to the bloodstream (maintaining fluid balance)?
The primary function of the lymphatic system, besides immunity.
What is the Spleen
This is the largest lymphoid organ, responsible for filtering blood and removing old RBCs.
What is Lymphadenopathy?
The clinical term for the swelling of lymph nodes in response to infection.
What is Toward the heart (or toward the circulatory system)?
The primary direction of lymph flow, which is a one-way path.
What are Lymphocytes?
The general name for the white blood cells that make up the main cellular component of lymph.
What are Lacteals?
The name of the specialized capillaries in the small intestine that absorb dietary fats.
What are Peyer's Patches ?
This lymphoid tissue is strategically located in the wall of the ileum (small intestine).
What is Lymphoma?
Cancer originating in the lymphocytes, categorized as Hodgkin's or Non-Hodgkin's.
What are Valves?
These structures within lymphatic vessels prevent backflow of lymph, similar to veins.
What is Phagocytosis?
The process where phagocytic cells, like macrophages, physically engulf and destroy a pathogen.
What is the Thoracic Duct?
The largest lymphatic vessel, responsible for draining the entire left side of the body.
What is the Red Bone Marrow?
This primary lymphoid organ is the site where B-cells become immunocompetent.
What is Lymphedema?
Swelling caused by the accumulation of lymph due to blocked or damaged lymphatic vessels.
What is the Right Lymphatic Duct?
The lymphatic vessel that drains the right arm, right side of the head, and right thorax.
What are Memory Cells (Memory T-cells or Memory B-cells)?
These cells provide immunological memory, allowing for a faster, stronger response upon re-exposure to a pathogen.
What is the Cisterna Chyli?
The largest lymph collecting sac located at the base of the thoracic duct.
The Thymus gland is most active and largest during which stage of life?
infancy and childhood
What is Anaphylaxis?
The life-threatening allergic reaction caused by a widespread, rapid release of histamine.yhu
What is Chyle?
This specialized term refers to the fatty lymph collected by the lacteals after a meal.
What are Helper T-cells ?
The primary target cell of the HIV virus, leading to the collapse of the immune system.
What is 80-90%?
The percentage of interstitial fluid typically collected and returned to the bloodstream by the lymphatic system.
The main function of the Tonsils as a lymphoid organ is to?
Trap and remove pathogens entering the pharynx
What is Systemic Lupus Erythematosus
An example of an autoimmune disease where the body mistakenly attacks its own tissues.
What are Skeletal muscle contraction and Rhythmic contraction of the vessel walls (or breathing)?
The two main mechanisms that help propel lymph through the vessels, since there is no pump like the heart.
What is Opsonization?
The process where antibodies coat a pathogen, making it easier for phagocytes to perform destruction.