The sense of smell in humans is also called olfactory perception and is divided into three different anatomical structures with the olfactory epithelium, the olfactory filaments and the upstream part of the olfactory brain, which are jointly responsible for the perception as well as processing of odor stimuli. Although the sense of smell in humans … Sense of Smell: Function, Tasks, Role & Diseases
Cranial nerves arise directly from the brain. Of these, most are located in the brain stem. The job of the cranial nerves is to form the center of the nervous system in the head, neck and trunk. What are cranial nerves? Through both halves of the body run twelve cranial nerves , which perform a … Cranial Nerves: Structure, Function & Diseases
Synonym Smell, olfactory organThe cells responsible for smell, the olfactory cells, are located in the olfactory mucosa. This is very small in humans and is located in the olfactory region, a narrow part of the upper nasal cavity. It is bordered by the upper nasal concha and the opposite nasal septum. The olfactory epithelium has … Smell
Clinical examination During a clinical olfactory examination, the patient is asked to close his eyes. He is then held so-called “sniffin’ sticks” under his nose, which are pens that have a characteristic scent. Mainly aromatic substances with characteristic scents such as peppermint, coffee or clove oil are used, which the patient is asked to identify. … Clinical examination | Smell
Epidemiology Smell disturbances are frequent in contrast to the taste disturbances which are rather rare in society. Thus it is assumed that in Germany about 79,000 people per year undergo therapy in ENT clinics. In the following, a short overview of the terminology of olfactory disorders will be given. Quantitative olfactory disorders Hyperosmia: In case … Smell Disorder
Diagnosis of olfactory disorders If an olfactory disorder is suspected, a detailed medical history should be taken by the physician, as important information about a possible cause can already be obtained. Following the anamnesis and the examination, the presence of an olfactory disorder should be checked with tests. Checking olfaction: Our olfactory ability can be … Diagnosis of olfactory disorders | Smell Disorder
Therapy of olfactory disorders A therapy of an olfactory disorder always depends on the cause. If the olfactory disorder is caused by another disease, it must be treated adequately. If it occurs as a side effect of a certain medication, it should be discontinued if possible or the dose should be adjusted. The treatment of … Therapy of olfactory disorders | Smell Disorder
Smell disorder after a cold During and after a flu or cold, olfactory disorders often occur. The mucous membranes of the nose are often still swollen and the olfactory cells are partially damaged by the infection. In most cases, the sensory cells regenerate themselves in the following weeks without any intervention. It is often recommended … Smell disorder after a cold | Smell Disorder
Smell disorder in Alzheimer’s disease Alzheimer’s dementia, like Parkinson’s disease, belongs to the neurodegenerative diseases. Alzheimer’s disease is characterized by similarly severe olfactory disorders as Parkinson’s disease. As with Parkinson’s disease, they are an early symptom of the disease. However, an olfactory test alone cannot distinguish between incipient Alzheimer’s or Parkinson’s disease. However, a clear … Smell disorder in Alzheimer’s disease | Smell Disorder
