Sarosh Seemab S2019244004 Muhammad Faisal Farooqi S2019244039 Anam Fatima S2019244019 Amina Bashir S2019244049 Muniba Bashir S2019244016 Laiba Abrar S20192440452025-10-172025-10-172019https://escholar.umt.edu.pk/handle/123456789/9141Paranasal sinuses are the spaces of skull filled with air. There are four sinuses i.e. maxillary, ethmoid, sphenoid and frontal. There function is to lighten our skull, provide humidified air and resonance to voice.en-USThesis