Synonyms spit, saliva Introduction Saliva is an exocrine secretion that is produced in the salivary glands located in the oral cavity. In humans, there are three large salivary glands and a large number of small salivary glands. Large salivary glands include the parotid gland (Glandula parotis), the mandibular gland (Glandula submandibularis) and the sublingual gland … Saliva
More detailed composition Saliva is composed of many different components, whereby the proportions of the respective components differ from unstimulated to stimulated saliva, and the place of production, i.e. which salivary gland is responsible for saliva production, also contributes significantly to the composition. The saliva consists of water for the most part (95%). However, in … More detailed composition | Saliva
What is the function of saliva? The saliva fulfils several important functions in the oral cavity. On the one hand, it plays an extremely important role in food intake and digestion. First of all, saliva causes the soluble components of food to dissolve, resulting in a fluid food pulp that is easier to swallow. In … What is the function of saliva? | Saliva
Diseases of the saliva The disorders of saliva secretion can be divided into two large groups: Either too much (hypersalivation) or too little (hyposalivation) saliva is produced. An increased production of saliva occurs physiologically after the onset of reflexes that suggest food intake (smell or taste of food), but sometimes also during great arousal. Insufficient … Diseases of the saliva | Saliva
HIV transmission through saliva? Since HIV infection is transmitted via body fluids, the question naturally arises whether infection via saliva (e.g. when kissing) is possible. The answer to this question is: ” Usually: No!”. This is because the amount of virus (concentration) in the saliva is extremely small, and so a huge amount of saliva … HIV transmission through saliva? | Saliva
Head hair refers to the hair on the head as opposed to the rest of the hair on the body. The human hair is between 0.05 and 0.07 millimeters thick, although there are smaller individual but also origin-related differences. The thickness of the hair decreases with increasing age. The hormone balance also has a negative … Head Hair
Grow faster Faster growing scalp hair can be desirable for various reasons. For women who would like to have beautiful long hair, and for men, whose hair fullness may not be as strong. Various factors can positively influence the growth of hair. A healthy and balanced diet provides not only the body with all nutrients, … Grow faster | Head Hair
Plucking For many people with a pathological hair loss, the so-called alopecia, this is a very big cosmetic problem, which often becomes a psychological burden. Therefore, researchers are working at full speed on an effective treatment against pathological hair loss. More recent studies aim at the regenerative power of the hair. In a study with … Plucking | Head Hair
Introduction Lip swelling can have various causes. Injuries, for example from an accident, can cause lip swelling. Also in the context of an epileptic seizure, the person affected can bite his or her lip and it can swell up as a result. Causes of a swollen lip These injuries can result in open areas of … Swollen lip
Associated symptoms Depending on the cause, in addition to lip swelling, characteristic accompanying symptoms such as blisters and bleeding spots may occur. Other accompanying symptoms often point to complications and should always be examined and treated by a physician.In the context of an allergy, a so-called angioedema can occur. It is also known as Quinke’s … Associated symptoms | Swollen lip
Itching In the context of allergies, lip swelling can occur in combination with itching. The itching can be limited to one part of the body or in the whole body. The itching is caused by the excessive release of messenger substances from the mast cells of the body. Among other things, histamine mediates itching. Allergic … Itching | Swollen lip
Duration of lip swelling The duration of lip swelling depends on the cause. If there are no accompanying symptoms and the causes are harmless, lip swelling can disappear again in a short time. If the cause is harmless, the lip swelling will have subsided within a few days at the latest. If the lip swelling … Duration of lip swelling | Swollen lip
