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A CT scan showing evidence of the nasal cycle: the more patent airway is on the right of the image, the swollen turbinates congesting the left. The nasal cycle is the subconscious [1] [2] alternating partial congestion and decongestion of the nasal cavities in humans and other animals.
Some infectious diseases can be spread via respiratory droplets expelled from the mouth and nose, as when a person sneezes. A respiratory droplet is a small aqueous droplet produced by exhalation, consisting of saliva or mucus and other matter derived from respiratory tract surfaces. Respiratory droplets are produced naturally as a result of ...
A woman blowing her nose (expelling mucus) into a handkerchief. Nose-blowing is the act of expelling nasal mucus by exhaling forcefully through the nose.This is usually done into a facial tissue or handkerchief, facial tissues being more hygienic as they are disposed of after each use while handkerchiefs are softer and more environmentally-friendly.
Some of these cancers have environmental causes such as smoking. When a tobacco product is inhaled, the smoke paralyzes the cilia, causing mucus to enter the lungs. Frequent smoking, over time, causes the cilia hairs to die and can no longer filter mucus. Tar from the smoke inhaled enters the lungs, turning the pink-coloured lungs black.
There are several viral infections that can affect the throat and uvula, many of which also cause cold symptoms (runny nose, cough, laryngitis). “Some viruses, like coxsackie (hand, foot, and ...
Nasal obstruction characterized by insufficient airflow through the nose can be a subjective sensation or the result of objective pathology. [10] It is difficult to quantify by subjective complaints or clinical examinations alone, hence both clinicians and researchers depend both on concurrent subjective assessment and on objective measurement of the nasal airway.
Symptoms of respiratory syncytial virus, or RSV, may start off similar to a common cold, with sneezing and a runny nose. But a “barking or wheezing cough” may be your sign that it has ...
Stop blowing your nose the wrong way, grab a hot water bottle and try 'retro walking' — plus 7 more wellness tips to have a great week ... a common autoimmune disease that causes joint pain and ...