The Lymphatic And Immune System: Your Defense System
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The lymphatic system is both the ?
Transport system and barracks of the immune system
What is the first function of the lymphatic system?
Recycling fluids lost from the cardiovascular system
what is the second function of the lymphatic system?
Transporting pathogens to the lymph nodes where they can be destroyed
What is the third function of the lymphatic system?
Storage and maturation of some types of white blood cells
What is the 4th function of the lymphatic system?
Absorption of glycerol and fatty acids from food you eat
The smallest pipes of the lymphatic system that run parallel to your blood capillaries is called?
Lymph capillaries
Lymph capillaries form a network __?
Between cells of connective tissues
The fluid filing the lymph capillaries is called?
Lymphatic fluid, or lymph
What is the description of lymph nodes?
Small, encapsulated bodies divided into sections
Nodes consist of sections of lymphatic tissue contains WBCs known as?
Lymphocytes
What is the function of Lymph nodes?
Filter and destroy pathogens using WBCs
Lymphatic vessels exiting lymph nodes empty into one or several lymphatic trunks that?
Empty into one of two collecting ducts
All trunks below the heart and to the left of the heart empty into the ?
Thoracic duct (large duct)
Trunks from the upper right quadrant of the body empty into the ?
Right lymphatic duct (small duct)
The spleen is a spongy organ in the upper quadrant of the abdomen that functions as?
Filtering your blood
The spleen functions to ?
Remove and destroy old, damaged, or fragile RBCs
The spleen also filters pathogens from the blood stream and?
Destroys them like the lymph node
_____ is a soft organ located between the aortic arch and sternum?
The thymus
The thymus is packed with lymphocytes, which mature into a type of WBC called a?
T-lymphocyte
The thymus secretes a hormone that stimulates ?
Maturation of the T-lymphocyte in lymph nodes
What is stages of Metastasized cancer?
Stage 1: has not spread from origin Stage 2: has spread to nearby tissue Stage 3: has spread to nearby lymph nodes Stage 4: spread to distant locations and is often terminal
What are some common disorders of the immune system?
Immunodeficiency disorders Autoimmune disorders Hypersensitivity reactions
In the immunodeficiency disorder the immune system doesn’t ?
Respond properly to invasion, and doesn’t prevent infection
In the immunodeficiency disorder, minor. Infections can be ?
Fatal, the person gets ill very easily and recovers slowly