You are presented with the quiz "Most pituitary hormones control other glands that secrete hormones into the what" 

But you don't know the answer, so you turn to your teacher to ask for hints. He says that "most pituitary hormones control other endocrine glands" and "endocrine organs are ductless glands that secrete hormones into the bloodstream". 

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


 

    bloodstream       