Structure & Organs
What is the largest lymphatic organ in the body?
What is the spleen?
What is the primary function of lymph nodes?
To filter lymph and trap pathogens.
These cells produce antibodies.
What are B lymphocytes?
Immunity present at birth is called what?
What is innate immunity?
The __________ gland shrinks as we age.
What is the thymus?
This gland is located behind the sternum and produces T-cells.
What is the thymus?
What is the fluid that circulates in the lymphatic system called?
What is lymph?
These cells destroy infected or cancerous cells.
What are T lymphocytes?
Vaccines provide what type of immunity?
What is active immunity?
What are the two types of white blood cells involved in immunity?
What are lymphocytes and phagocytes?
These organs are located in the mucous membranes of the throat and filter bacteria.
What are the tonsils?
The lymphatic system maintains __________ balance and removes __________.
What is fluid balance and waste?
These large immune cells eat foreign invaders.
What are macrophages?
Antibodies passed from mother to baby are an example of what type of immunity?
What is passive immunity?
What are the central lymphatic tissues?
What are the bone marrow and thymus?
This part of the lymphatic system creates blood and immune cells.
What is bone marrow?
What is the name of the liquid that leaks from blood vessels and becomes lymph?
What is blood plasma?
The cortex of lymph nodes contains mainly these types of cells.
What are lymphocytes?
What is the role of antibodies in the immune response?
They bind to antigens to neutralize or mark them for destruction.
What inward structures divide lymph nodes into compartments?
What are trabeculae?
What are the three main components of the lymphatic system?
What are vessels, nodes, and ducts?
This organ stores blood and filters out old or damaged red blood cells
What is the spleen?
These cells assist in cell-mediated immunity.
What are T cells?
Which protein group in the blood helps fight infection?
What are immunoglobulins?
The immune system includes which three types of body components?
What are tissues, organs, and physiological processes?