Aug 12, 2019 · The maxillary sinuses are located on each side of your nose, near the cheekbones. The frontal sinuses are located above the eyes, near your forehead. The ethmoid sinuses are located on each...

Sinuses Are Air-Filled Cavities: They are located in the skull, aiding respiration. Four Main Sinus Types: Frontal, maxillary, ethmoid, and sphenoid each serve unique functions. Mucus Production: Sinuses produce mucus that keeps nasal passages moist and traps pathogens.

In common usage, "sinus" usually refers to the paranasal sinuses, which are air cavities in the cranial bones, especially those near the nose and connecting to it. Most individuals have four paired cavities located in the cranial bone or skull. Sinus …

Aug 12, 2021 · Most people have four pairs of sinus cavities in their heads ― or eight total. Two large frontal sinuses are located above your eyes and in your forehead. Two sphenoid and two ethmoid sinuses are set between your eyes and behind your nose.

Jul 24, 2023 · Sinuses are located throughout the body and perform varying functions. Sinuses are typically associated with the cavities within the skull. The word “sinus” is most commonly understood to be the paranasal sinuses that are located near the nose and connect to …

The photo identifies each of the four types of sinuses, which are correspondingly named after the bone where they are located. All four, collectively called the paranasal sinuses, connect through the hollow cavity of the skull. This cavity is called, as you may have guessed, the sinus cavity.

Near the sinuses, there are several crucial structures: Tear Duct (Nasolacrimal Duct) : It drains tears from the inner corner of the eye into the nasal cavity. Eustachian Tube: This tube helps equalize pressure in the ears and opens into the nasopharynx.

The sinuses themselves are separated from the eye and the nose by very thin bone or bony laminae. The sphenoid sinuses are near the base of the skull, and can even spread as far as the occipital bone near the back of the head if they are very large.

The frontal sinuses are located above the eyes, in the area where the eyebrows meet. They are also commonly asymmetric. The air spaces within the frontal sinuses are covered with mucous membrane.

They aren’t located inside your nose, but rather they lie in pockets around it. There are four pairs of sinuses, and they are: The maxillary sinuses: These are located on either side of your nose, close to the cheekbones. The frontal sinuses: These sinuses are above the …