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Questions and Answers
What is the primary function of the spleen?
What is the primary function of the spleen?
- Transports pathogens to the lymph nodes
- Stores and matures some types of white cells
- Filters blood using macrophages (correct)
- Recycles fluids from the cardiovascular system
Where are the highest concentration of lymphocytes found in the body?
Where are the highest concentration of lymphocytes found in the body?
- Lymph nodes
- Proximal ends of limbs
- Head and neck
- Spleen (correct)
What is the function of lymph nodes?
What is the function of lymph nodes?
- Store extra blood
- Absorb glycerol and fatty acids from foods
- Contain lymphocytes which are white blood cells that destroy pathogens (correct)
- Produce and store white blood cells
What is the color of lymph?
What is the color of lymph?
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What is the direction of lymphatic fluid flow in the body?
What is the direction of lymphatic fluid flow in the body?
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Study Notes
Lymphatic System
- The primary function of the spleen is to filter the blood, storing red blood cells and recycling iron.
- The highest concentration of lymphocytes is found in lymphoid organs, such as lymph nodes, spleen, and lymphoid tissues.
- Lymph nodes function as filters for the lymphatic fluid, trapping pathogens and activating immune responses.
- Lymph is a clear, colorless fluid.
- Lymphatic fluid flow in the body is primarily upward, towards the thoracic duct, and finally into the bloodstream.
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