Process of Intramembranous Ossification

Question 1

Step 1

Answer 1

Ossification centers are formed when mesenchymal cells cluster and become osteoblasts

Question 2

Step 2

Answer 2

Osteoid is secreted, then calcified

Question 3

Step 3

Answer 3

Woven bone is formed when osteoid is laid down around blood vessels, resulting in trabeculae; periosteum forms

Question 4

Step 4

Answer 4

Lamellar bone replaces woven bone, and red marrow appears