The palate

Definition The palate is the structure between oral cavity and nasal cavity. It forms both the roof for the oral cavity and the floor for the nasal cavity. Diseases of the palate Pain in the palate can have many different causes and take on different forms. A precise diagnosis of the occurrence of palatal pain … Read more


Introduction An important difference between humans and other mammals is the extent and density of their hair, although this can vary greatly from person to person. In the course of human development, hair had lost many of its original functions, such as temperature equalization and protection. However, it has retained one function. Hair, especially the … Read more

Hair Structure | Hair

Hair Structure At this time, many young women in particular begin to think about how they can quickly remove the unwanted hair (hair) To understand the mechanisms of this depilation, one should first briefly consider the structure of the hair. The hair itself can be divided into hair shaft, the part that emerges from the … Read more

Nose hair

Nose hairs are the hairs that grow out of the nose from the inside. They are relatively thick compared to hair on the upper arm or legs and are dark brown to black in most people. Nose hairs only grow a few centimeters long, but can grow out of the nostril, especially in older people. … Read more

Labial frenulum | Lip

Labial frenulum The labial frenulum is called frenulum labii in the technical language and is located on the inside of the upper lip. It is located in the middle of the upper incisors. It is a connective tissue structure, but it does not perform any important function. The labial frenulum is merely a remnant. A … Read more


The lips consist of an upper lip (labium superius) and a lower lip (labium inferius). The lips merge at the right and left corner of the mouth (angulus oris). They contain muscle tissue and the oral fissure (Rima oris) forms the entrance to the oral cavity. On the inside, they have an upper and lower … Read more

Blood supply | Lip

Blood supply The lips are very well supplied with blood. The arterial blood flow comes from the facial artery, an outlet from the external carotid artery. The carotid artery branches out again into an upper superior labial artery and a lower inferior labial artery to supply the lips. The venous outflow into the jugular vein … Read more

Parotid gland

Introduction A person produces about one and a half liters of saliva every day. The parotid gland (Parotis or Glandula parotidea) is mainly involved in the production of this enormous amount of fluid. It is the largest salivary gland in the mouth and jaw area, which is found in humans as well as in all … Read more