Nasal Passage Anatomy

The external nose consists of paired nasal bones and upper and lower lateral cartilages. The superior the middle and the inferior turbinates.

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The nasal cavity divisions.

Nasal passage anatomy. One of the functions of the nose is to drain a variety. Anatomy of the nose. The nasal cavity is the most superior part of the respiratory tract.

The sinuses are part of your nose and respiratory system. The nasal cavity extends from the external opening the nostrils. Anatomy of the nasal passages.

Just beneath each concha is a passage known as the meatus named for the adjacent turbinate. Superior middle and inferior meatus. The ridges are named for their position.

The nasal cavity refers to the interior of the nose. Normally the sinuses are empty except for a thin layer of mucus. They connect to your nasal passages in a complex network of air flow and drainage passages.

Role as a passage for inhaled air. Projecting out of the lateral walls of the nasal cavity are curved shelves of bone. In bones behind your nose are your sphenoid sinuses.

The nasal passages are lined with a membrane composed primarily of one layer of flat closely packed cells called epithelial cells. This region is divided into a labyrinth of slit like passages by multiple bony proturbances that fill the nose and act as shelves. The lateral nasal wall consists of inferior and middle turbinates and occasionally a superior or supreme turbinate bone.

Beyond the nasal valve the nasal passages are lined mostly by membranes more like the lining of the lungs called respiratory epithelium which is thin and rich in blood vessels. The nasal cavity is surrounded by a. Anatomy of the nasal cavity.

Internally the nasal septum divides the nasal cavity into a right and left side. Anatomy of the nose. As you breathe in air through your nose and.

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. Anatomy and physiology of the nasal cavity inner nose and mucosa introduction. Openings into the nasal cavity.

Theyre lined with soft pink tissue called mucosa. The exhaled air travels in the reverse path and leaves the body through the nasal cavity. The turbinates consist of three ridges of thin shell like bone known as the nasal conchae.

During inhalation air enters through the nostrils and passes via the nasal cavity into the pharynx and larynx the next sections in the respiratory tract to eventually reach the lungs.

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