The maxillary sinuses, those pouches on either side of the human nose, have a purpose after all: They act as cushions to allow noses to assume different shapes. A new study explains the ...

The maxillary sinuses are shaped like a pyramid and each contain three cavities, which point sideways, inwards, and downwards. The sinuses are small air-filled holes found in the bones of the face.

This X-ray of a human skull highlights the main nasal cavity (orange) and the sinuses: frontal (pink), ethmoid (yellow), maxillary (green) and sphenoid (purple). Asian apes do not have frontal or ...

The osteomeatal complex contains the narrow channels that provide for mucociliary clearance and ventilation of the anterior ethmoid, maxillary, and frontal sinuses.

The maxillary sinuses are air-filled cavities that are located just above the back portion of the maxilla or upper jaw. By lifting the sinus and grafting bone in between, there’s more bone for a ...

Maxillary sinuses: These large, paired sinuses are behind the cheekbones on either side of the nose. They are pyramid-shaped and are the largest sinuses in the head.

The maxillary sinus is typically approached by a sublabial incision (Caldwell-Luc procedure), and the ethmoid by an incision on the side of the nose (external ethmoidectomy).