You are presented with the quiz "What happens to vomitus so that toxic materials are removed from the stomach before they are absorbed?" 

But you don't know the answer, so you turn to your teacher to ask for hints. He says that "the vomiting reflex is used to remove toxic material from the stomach before it is absorbed" and "if vomiting occurs, turn the victim's head so that the vomitus is expelled". 

So, what's the best answer to the question?


 

   expelled        