No no, your liver makes bile. Your spleen destroys old blood cells. Not sure where the expression "to vent one's spleen" comes from.

Like it? wickedfox made it for me. Reminds me; I gotta go make some Aeon Flux icons.

Anyway, you're absolutely right to feel pissed off and cheated by your teacher in this case, the head of the department will appreciate knowing the situation. Go hug your honey and go to bed happy. :-)
-BJ