Appetite Disorders Affect Your Diet

Hunger is the need to organically restore energy and nutrients that have been used. Appetite is the desire to eat or swallow food. Neural regulation of appetite to give effect to the level of the hypothalamus where we can find the center of hunger and satiety centers, which are connected by a central function of the limbic system and tonsillar system.

The need to eat depends on condition. First, is determined from the quality and quantity of food, and, on the other conditions, due to factors ranging from the nerve passes stimulus gastric level (on the condition of the gastric mucosa,
the secretion of hydrochloric acid). Physiological factors have an important role in regulating appetite regulation. Here are some appetite disorders are common:

Decrease in food consumption or inappetence

There is a decrease in appetite to eat. It should be distinguished from not at the time feel full where a decline in the capacity of the stomach.

Anorexia :

None or loss of appetite, and can be classified as follows:

• Total - appetite suppression in food
• Selective - emphasis on the appetite for certain foods 
• Real - the presence of organic substat 
• False - there are functions substrate, often caused by fear to swallow food due to illness (infection of the stomach or duodenum) 
• Nerves - there are physical substrate, refusing to eat

Hyperorexia:

Shows the opposite of anorexia, an increase in appetite and occurs in physiological conditions, such as when the recovery after an illness of a disease, condition or sustained physical exercise in pathological conditions, such as an infection of the stomach, diabetes mellitus, or hyperthyroidism.

Polyphagia or hyperphagia:

Consumption needs to eat in large quantities in order to achieve a feeling of fullness, and often occurs in patients with diabetes and neurological disorders.
 
Bulimia

Is the sensation of excessive ingestion of food in bulk, exceeds the needs of the body, and appeared in several mental disorders.

Acorea

Satiety sensation is lost, and the patient will consume food without stopping.

Dysgeusia

There degradation of appetite and can form:

• Malacia (hunger want to eat something sour)
• Pica (eating things that are not actually food products, such as sand and lime) 
• Pagophagia (hunger wants to eat ice) 
• Geophagia (hunger want to eat ground) 
• Allotriophagia (taste like to eat food that is disgusting, for example dirt)

Dysgeusia occurred because of a mental disorder, in children a decrease in mineral or vitamin in the body.

Merycism or rumination

Merycism or rumination is vomit food from the stomach back into the mouth by chewing and over again. It usually occurs in psychic disorders schizophrenia, oliofrenia, in children occurs when fed food too fast.

Sitiophobia

Is refusing to eat any food. It usually occurs in mental disorders.
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