Maxillary sinus

Maxillary Sinus & Maxillary Teeth Relationship  Maxillary Sinuses These are pyramid-shaped, paired sinuses on either side of the nose.  Sinuses are cavities filled with air and lined with cilia. They help in passage of air and filter the dust, viruses and bacteria. They lighten the weight of the skull, produce mucus, improve respiratory function, and […]