Changes

==Limb Bud Formation==

==Limb Bud Formation==

*The limbs begin as lateral proliferations of the mesenchymal lateral plate mesoderm, which is covered by ectoderm.  

*The limbs begin as lateral proliferations of the mesenchymal lateral plate mesoderm covered by ectoderm.  

**The lateral plate mesoderm proliferates in a lateral direction along the entire midline, but then stops at the region of the interlimb (area between the limbs).

**The lateral plate mesoderm proliferates in a lateral direction along the entire midline, but then stops at the region of the interlimb (area between the limbs).

**This produces small buds, which will continue to grow to eventually form the limbs.

**This produces small buds, which will continue to grow to eventually form the limbs.