sphenoid bone pre-cartilage condensation

• sphenoid endochondral element and composed primarily of some pre-cartilage condensation

• pre-cartilage condensation
• mesenchyme derived from neural crest
• facial mesenchyme
• multi-tissue structure
• sphenoid endochondral element
• composed primarily of some pre-cartilage condensation
• part of some neurocranium
• part of some chondrocranium