"My food is going down my esophagus!"
(Then its followed by her saying "down the middle intestine and large intestine"...even though I try to tell her that its the SMALL intestine and not the MIDDLE intestine....but whatever.)
Thank you Magic School Bus.
But yesterday after brushing her teeth, she spit into the toilet, flushed the toilet, and said:
"Look! My toothpaste is going down the toilet's esophagus!"