via the rostral migratory stream (rms) to the olfactory bulb
this diagram shows how the size of pupils is regulated.
front we have the frontal lobe which contains the olfactory bulb
humanbraindiagram
diagram-of-brain-showing-hippocampus
Tips:Do Not Provide
Personal Loans: Go Easy On Your Finances
Finance, Finance, Finance, Foreign Exchange, Stocks, Currency Circle, Venture Capital, Bitcoin, ICO...