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What are the 3 Embryological Stages of Development?
1. Mesodermal
2. Chondrification
3. Ossification
Mesodermal —> Chondrification —> Ossificaiton
What is Mesodermal?
1. Notochord persists as Nucleus Pulposus
2. 31 pairs of Mesodermal somites from Paraxial Mesoderm
What is Chondrification?
Mesoderm being replaced by cartilage
What is Ossification?
Cartilage replaced by bone
What are the 2 types of ossification?
Primary ossification= before birth
Secondary ossification= after birth
What is Intramembranous/Intramedullary ossification?
Mesenchymal tissue into bone
-Clavicle and all flat bones of skull (Ex: Parietal)
What is Endochondral ossification?
Performed in cartilage= ossification for all other bones
What bone is BOTH Intramembranous & Endochondral?
Scapula
Note 
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