Lymph Organs Flashcards
1
Q
A
2
Q
What structures make up the blood-thymus barrier?
A
- endothelium
- endothelial basal lamina
- perivascular CT (containing macrophages)
- epithelioreticular basal lamina
- epithelioreticular cells
3
Q
What are the 3 stages of thymic development?
A
- epitheloid thymus (in developing babies)
- lymphoid thymus (til puberty)
- adipose thymus (adulthood)
4
Q
What is the route of blood into and out of the spleen?
A
- Splenic Artery
- Trabecular Artery (through CT trabecules)
- Central Arteriole (surrounded by PALS)
- Pencillar Arteries (branch off central arterioles)
- Billroth’s Pulp Cords (carry RBCs to sinuses)
- Stave Cells (filter old RBCs)
- Sinusoids
- Pulp Vein
- Trabecular Vein
- Splenic Vein
