Pancrease endocrine and Exocrine

graph TD
    X[Pancrease] ==> X2[Exocrine];

    X2 ==> X2a[basophilic- red ];
    X ==>|spherical cluster of lighter cell group| X1a[Islet of Langerhans];
    subgraph Endocrine
    X1a ==>X1a1[Alpha cells];
    X1a1 ==> X1a1a[Glucogan]
    X1a ==> X1a2[Beta cells];
    X1a2 ==> X1a2a[Insulin];
    X1a ==> X1a3[Delta cells];
    X1a3 ==> X1a3a[Somatostatin];
    end