Embryology — Flashcards

Flashcard 201: At gestational weeks _____ to _____ in genetic males, the testes begin to develop

Answer: 6

Flashcard 202: Anencephaly leads to a "_____" appearance of the fetus due to prominent eyes

Answer: frog-like

Extra: Atlas:

Flashcard 203: Spina bifida occulta is usually seen at _____ vertebral levels

Answer: lower

Flashcard 204: Congenital _____ cysts are caused by abnormal budding of the foregut and dilation of terminal or large bronchi

Answer: bronchogenic

Flashcard 205: Lung development begins with development of a(n) _____ from the distal end of the respiratory diverticulum

Answer: lung bud

Flashcard 206: Which gene of embryogenesis is involved in segmental organization of the embryo in a craniocaudal direction? _____

Answer: Homeobox (Hox) genes

Flashcard 207: _____ is the embryonic connective tissue

Answer: Mesenchyme

Flashcard 208: Without _____ (gonadal females), the müllerian ducts are not suppressed and therefore develop into the female internal genitalia

Answer: anti-müllerian hormone

Flashcard 209: Which congenital abdominal wall defect IS covered by peritoneum? _____

Answer: Omphalocele

Extra: Atlas:

Flashcard 210: Pancreas _____ is a congenital malformation in which the ventral and dorsal parts fail to fuse at 8 weeks

Answer: divisum