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Definitions from WordNet

Definitions from the Web

Maxillary Sinus

Definition:

The maxillary sinus, also known as the maxillary antrum, is one of the paranasal sinuses located in the maxillary bone of the human skull. It is the largest of the paranasal sinuses and is situated below the eye socket and above the roof of the mouth.

Senses:

Sense 1 (Anatomy):

In anatomy, the maxillary sinus refers to one of a pair of cavities located within the maxillary bone, which are lined with mucous membranes and communicate with the nasal cavity. The maxillary sinuses play a crucial role in reducing the weight of the skull and improving voice resonance.

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Sample Sentences:

1. The maxillary sinuses can become congested due to allergies or sinusitis.

2. The dentist examined the patient's maxillary sinuses for signs of infection.

3. Sinus pressure and pain near the cheeks are common symptoms of inflammation in the maxillary sinus.

4. A maxillary sinus lift procedure may be necessary prior to dental implant placement in the posterior upper jaw.

5. The maxillary sinuses are anatomical air-filled spaces that contribute to the resonance of our voice.