Collateral of superior epigastric?
Inferior epigastric via external iliac
Collateral of superior pancreaticoduodenal (celiac trunk)?
Inferior pancreaticoduodenal off SMA
Collateral of middle colic?
Left colic off IMA
Collateral of middle and inferior rectals?
Superior rectal off IMA
Crypts and NO villi?
Colon