Primary and Secondary Lymphoid Organs

Question 1

In what group of organs do the immune cells develop?

Answer 1

primary lymphoid organs

Question 2

In what group of organs is the immune response initiated?

Answer 2

secondary lymphoid organs

Question 3

What organs are considered primary lymphoid organs?

Answer 3

Bone Marrow and Thymus

Question 4

What organs are considered secondary lymphoid organs?

Answer 4

Lymph Nodes (lymphatic system)
Spleen
MALT
GALT
T lymphocytes
B lymphocytes

Question 5

What 5 organs/systems would be considered barrier immune organs?

Answer 5

1. MALT (mucosal)
2. SALT (skin)
3. GALT (gastrointestinal)
4. BALT (respiratory)
5. UG (urogenital)