Astanga Hrudaya
फणावुभयतो घ्राणमार्गं श्रोत्रपथानुगौ। अन्तर्गलस्थितौ वेधाद्गन्धविज्ञानहारिणौ॥३०॥
On either side of the nostrils, adjoining the opening of the ears, located inside the throat, are the two phana; injury to these causes loss of perception of smell.
english translation
phaNAvubhayato ghrANamArgaM zrotrapathAnugau। antargalasthitau vedhAdgandhavijJAnahAriNau॥30॥
hk transliteration by Sanscript