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12 sie 2019 · Interactive diagrams show sinus cavity locations and help visualize sinusitis, the most common type of sinus infection. We also go over sinusitis signs and care.
20 sty 2018 · There are four paired sinuses (named for the skull bones in which they are located) in the human head: Frontal sinuses: The right and left frontal sinuses are located near the center of...
24 lip 2023 · The word “sinus” is most commonly understood to be the paranasal sinuses that are located near the nose and connect to the nasal cavity. There are four paranasal sinuses, each corresponding with the respective bone from which it takes its name: maxillary, ethmoid, sphenoid, and frontal.
30 paź 2023 · The paranasal sinuses are paired and symmetrical, air-filled cavities situated around the nasal cavity. Paranasal sinuses are found in three bones of the neurocranium (braincase), the frontal bone , ethmoid bone , and sphenoid bone .
1 kwi 2021 · The paranasal sinuses are air filled extensions of the respiratory part of the nasal cavity. There are four paired sinuses, named according to the bone they are located in; maxillary, frontal, sphenoid and ethmoid.
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.
Sensation is provided to the nasal cavity primarily via branches of the trigeminal nerve, one of the twelve cranial nerves arising from the brain into various structures in the head and neck.
