3 development of intestine a. midgut derivatives duodenum formation /formed by terminal part of foregut and the cephalic part of the midgut /C-shaped ventrally, rotates to the right 十指肠听案 狹芽 中肠 总胆管主胰导管 ·:指肠橫切 副胰导管
③ development of intestine a. midgut derivatives: ---duodenum formation: /formed by terminal part of foregut and the cephalic part of the midgut /“C”-shaped ventrally, rotates to the right
midgut loop: by 5th week, midgut grow rapidly to form a" U-shaped loop, its apex connects with yolk sac by way of the narrow vitelline duct /cephalic limb /caudal limb 土一指肠 中肠
---midgut loop: by 5 th week, midgut grow rapidly to form a “U”-shaped loop, its apex connects with yolk sac by way of the narrow vitelline duct /cephalic limb /caudal limb