Embryology — Flashcards

During which week of gestation does the primitive streak appear?_____

During which week of gestation is the trilaminar disc formed?_____

Which branchial arch gives rise to the muscles of facial expression? _____

Which form of spina bifida is associated with herniation of meninges and neural tissue through the bony defect? _____

A partially involuted thyroglossal duct may present as a _____ lobe on the thyroid

During the Canalicular phase of lung development, pneumocytes develop starting at _____ weeks

The embryonic _____ gives rise to the ureter, pelvises, calyces, and collecting ducts

Which gene of embryogenesis is responsible for lengthening of limbs? _____

Which tracheoesophageal anomaly is associated with a gasless abdomen on CXR? _____

What branchial pouch develops into the thymus?_____