Complex sentence: From here the cells migrate to form the cranial and caudal segments of the heart and continue towards the skull and to be placed in front of the oropharyngeal membrane and the neural folds.
Split into simpler sentences: From here the cells migrate to form the cranial and caudal segments of the heart. The cells continue towards the skull and are placed in frontal position relative to the oropharyngeal membrane and the neural folds.