Spleen development — Flashcards

Flashcard 1: Which embryological structure develops into the liver and gallbladder? _____

Answer: Foregut

Extra:  Watch associated Bootcamp video [https://app.bootcamp.com/med-school/gastroenterology/videos/visceral-anatomy?index=2] https://onlinemeded.org?ref=anki 

Flashcard 2: Jejunal and ileal atresia occur due to disruption of _____ vessels during development, which causes ischemic necrosis and segmental resorption

Answer: mesenteric

Flashcard 3: Which gut wall layers are involved in a true diverticulum? _____

Answer: All three (mucosa, submucosa, muscularis externa)

Extra:  Watch associated Bootcamp video [https://app.bootcamp.com/med-school/gastroenterology/videos/colorectal-pathology?index=6] https://onlinemeded.org?ref=anki Atlas: 

Flashcard 4: What congenital anomaly is caused by only partial closure of the vitelline duct? _____

Answer: Meckel diverticulum

Extra:   Watch Congenital GI Disorders [https://dashboard.sketchy.com/study/medical/courses/medical-pathophysiology/units/medical-pathophysiology-gi/videos/medical-pathophysiology-gi-small-bowel-disorders-congenital-gi-disorders?utm_source=anki&utm_medium=partnership&utm_campaign=february_update&utm_content=medical]Watch associated Bootcamp video [https://app.bootcamp.com/med-school/embryology/videos/abdominopelvic-systems-digestive-urinary-and-reproductive?index=3] https://onlinemeded.org/spa/surgery-general/small-bowel/acquire?ref=anki Atlas: 

Flashcard 5: Which GI ligament is a derivative of ventral mesentery? _____

Answer: Falciform ligament

Extra:   https://onlinemeded.org?ref=anki 

Flashcard 6: _____ is a congenital malformation characterized by extrusion of abdominal contents through the anterior abdominal wall

Answer: Gastroschisis

Extra:   * vs. omphalocele which herniates through umbilicus * gastroschisis is exposed to amniotic fluid in the uterus Watch Congenital GI Disorders [https://dashboard.sketchy.com/study/medical/courses/medical-pathophysiology/units/medical-pathophysiology-gi/videos/medical-pathophysiology-gi-small-bowel-disorders-congenital-gi-disorders?utm_source=anki&utm_medium=partnership&utm_campaign=february_update&utm_content=medical]Watch associated Bootcamp video [https://app.bootcamp.com/med-school/gastroenterology/videos/visceral-anatomy?index=2] https://onlinemeded.org?ref=anki  Atlas: 

Flashcard 7: Meckel's diverticulum

Answer: failure of vitelline duct to close

Extra: in newborn: melena, periumbilical pain, ulcer

Flashcard 8: gut tube epithelium

Answer: endoderm

Flashcard 9: liver

Answer: endoderm

Flashcard 10: gallbladder

Answer: endoderm