Aug 15, 2024 · Your paranasal sinuses (or just your “sinuses,” as most people call them) are four paired cavities in your face. They include the frontal, sphenoid, ethmoid and maxillary sinuses.

A sinus is a sac or cavity in any organ or tissue, or an abnormal cavity or passage. In common usage, "sinus" usually refers to the paranasal sinuses, which are air cavities in the cranial …

Aug 3, 2025 · In this article, we shall look at the anatomy of the paranasal sinuses – their structure, anatomical relations and innervation. Location of the paranasal sinuses. Explore, …

Aug 12, 2019 · There are four pairs of sinuses (named for the skull bones in which they're located). Interactive diagrams show sinus cavity locations and help visualize sinusitis, the most …

The sinuses are air-filled cavities located within the bones of the face. Learn more about the anatomy of the sinuses.

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 …

The frontal sinus, maxillary sinus, and anterior ethmoid sinus cells drain beneath the middle turbinate into the middle meatus. Sometimes an ethmoid sinus cell can expand within the …

The sinuses as well as the nasolacrimal duct all drain into the nasal cavity, which is anatomically complex and bordered by multiple bones (and cartilage) of the cranium and face.

Feb 12, 2025 · These fully annotated anatomical illustrations are presented as a comprehensive atlas of the nasal cavity, specially designed for medical students, medicine residents and …

The paranasal sinuses (“the sinuses”) are air-filled cavities located within the bones of the face. Each sinus is named for the bone in which it is located.