LYMPHATIC SYSTEM Flashcards
Which lymphatic vessels are responsible for lipid absorption in the digestive tract?
Lacteals
What term describes the fluid collected by lymphatic capillaries that contains water, solutes, and cellular substances?
Lymph
What is the largest lymphatic vessel called?
Thoracic duct
Name the sac formed by the lumbar and intestinal trunks that connects to the thoracic duct.
Cisterna chyli
What are the small, bean-shaped structures that filter lymph and serve as sites for immune response initiation?
Lymph nodes
What are the two primary types of lymphocytes found in lymphatic tissue?
B cells and T cells
What type of lymphatic tissue surrounds arteries and is found in the spleen?
Thymus
What term describes the body’s ability to “remember” previous encounters with a specific antigen?
Memory
What are the two types of adaptive immunity?
Antibody-mediated immunity and Cell-mediated immunity
Which tonsils are commonly referred to as adenoids when enlarged?
Pharyngeal tonsils
What is the term for the red blood cell-removing function of the spleen?
Blood filtration
What are the two specialized types of lymphatic tissue in the spleen?
White pulp and red pulp
What part of the thymus is rich in lymphocytes?
Cortex
What type of immunity involves the same response regardless of pathogen type or exposure frequency?
Innate immunity
which type of immunity is improved with each exposure to a specific antigen?
Adaptive immunity
