Haematopoiesis Flashcards
Where is blood cells produced
0-2 months = yolk sac
2-7 months = liver/ spleen
5-9 months = bone marrow
What are the primary lymphoid organs
Thymus and bone marrow
What do primary lymphoid organs do
It’s the site of immune cell production and development
What do primary lymphoid tissues do
Produce/develop WBCs
What is bone marrow
The primary site for adult haematoisis
Where is red bone marrow
Flat bones, and heads of long bones
Where is yellow bone marrow
In long bones
What is the thymus gland
The site of T-cell maturation
Where is the thymus gland
Behind the sternum
What are the secondary lymphoid organs
Adenoid
Tonsils
Lymph node
Spleen
Peryers patch in small intestine
Lymphatics
What are the secondary lymphoid organs
Adenoids
Tonsils
Lymph nodes
Spleen
Peyers patch in small intestine
Lymphatics
What do secondary lymphoid organs do
Site of lymphocyte maturation, antigen entrapment
What do secondary lymphoid tissues do
Maturation and function of WBCs
