Spleen
Function of Spleen
- RBC maintaince
- Pathogen Screening
Structures Of Spleen
graph TD
X{spleen} ==> X1[Red pulp = RBC maintainece region];
X ==> X2[White Pulp = Lymphocyte Region];

graph TD
X[Splenic Artery] ==>|brenches into| X1[Trabecular Artery];
X1 ==>|branches to | X2{Central Artery};
X2 ==>|<mark>Surrounded by pipe like</mark>| X2a[PALS];
X2a ==>|Central artery then branches into Marginal Sinuses with Segmented Endothelium
<mark>Surrounding a Nodule</mark>| X2a1[Splenic Nodule B-Cells rich Germinal Centres region];
Y[<ul>White Pulp<ul>]
X2a ==> Y;
X2a1 ==>Y;
X3x{central artery After white Pulp} ==>|into| X3[Penicilliar arterioles];
X3 ==> X3a[Open Circulation];
X3 ==> X4[closed Circulation];
X3a ==> X3a11[Penicilliar arterials opens up to Splenic Cords rich in macropages];
X4 ==>|<mark> A mesh That al:octicons-arrow-down-24: perfect RBC to enter ,made up of long endothelial cells supported by cross Basement Membrane- like wine barrel </mark>| X3b[Splenic Sinusoids];
X3b ==>|fit RBC enters back | X3b1a[closed Circulation = back to vein ];
X3b ==>|failed to fit in Splenic Sinusoids| X3b1b[eaten by macrophages in Splenic Cords];