|
primitive ventricle |
|
1st branchial arch mandibular component mesenchyme |
|
4th branchial arch mesenchyme |
|
4th branchial arch ectoderm |
|
trunk mesenchyme |
|
otocyst |
|
dorsal mesocardium |
|
3rd branchial arch ectoderm |
|
outflow tract |
|
2nd branchial arch ectoderm |
|
1st branchial arch mandibular component ectoderm |
|
3rd branchial arch mesenchyme |
|
1st branchial arch maxillary component ectoderm |