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Nasal Passages Anatomy

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The nasal passages function as a filter and air conditioner to protect the lower airways. There are four pairs of sinuses named for the bones that theyre located in.

The Nasal Cavity Structure Vasculature Innervation

The maxillary sinuses are located on each side of your nose near the cheek bones.

Nasal passages anatomy. The noses exterior anatomy includes the nasal cavity paranasal sinuses nerves blood supply and lymphatics. The nasal cavity refers to the interior of the nose. Anatomy of the nasal passages.

The external nose consists of paired nasal bones and upper and lower lateral cartilages. Anatomy of the nose. Openings into the nasal cavity.

The flow of air from outside of the body to the lungs begins with the nose which is divided into the left and right nasal passages. Superior middle and inferior meatus. The paranasal sinuses surround and drain into the nasal cavity.

One of the functions of the nose is to drain a variety. Internally the nasal septum divides the nasal cavity into a right and left side. Many particles are efficiently filtered out and infectious agents are addressed by the nasal immune system.

The lateral nasal wall consists of inferior and middle turbinates and occasionally a superior or supreme turbinate bone. Two openings called nostrils nares allow air in. The nasal septum divides the cavity into two fossae.

Each fossa is the continuation of one of the two nostrils. Anatomy of the nose. The superior the middle and the inferior turbinates.

Normally the sinuses are empty except for a thin layer of mucus. Just beneath each concha is a passage known as the meatus named for the adjacent turbinate. Anatomy and physiology of the nasal cavity inner nose and mucosa introduction.

The ethmoid sinuses are located on each side of the bridge of your. The nasal cavity is the uppermost part of the respiratory system and provides the nasal passage for inhaled air from the nostrils to the nasopharynx and rest of the respiratory tract. The nasal cavity is a large air filled space above and behind the nose in the middle of the face.

This functionality is achieved by the complex narrow convoluted and dynamic geometry of the nose. The turbinates consist of three ridges of thin shell like bone known as the nasal conchae. Theyre lined with soft pink tissue called mucosa.

The ridges are named for their position. Projecting out of the lateral walls of the nasal cavity are curved shelves of bone. The nasal cavity divisions.

The nasal cavity extends from the external opening the nostrils. The nasal cavity moistens and warms incoming air while small hairs and mucus filter out harmful particles and microorganisms. The frontal sinuses are located above the eyes near your forehead.

In bones behind your nose are your sphenoid sinuses. The nasal cavity is surrounded by a. The external part of the nose includes the root between the eyes the dorsum that runs down the middle and the apex at the tip of the nose.

The nasal cavity is the most superior part of the respiratory tract. Anatomy of the nasal cavity.

Anatomy And Physiology Of The Nasal Cavity Inner Nose And