Anatomy

The oligodendrocytes belong to the group of glial cells and, along with astrocytes and neurons, are an integral part of the central nervous system. As glial cells, they perform supporting functions for the nerve cells. Some neurological diseases

The visual pathway is understood to be special somatosensitive fibers that run from the retina of the eye to the visual cortex of the brain. The complex structure of the visual pathway enables human vision.

The auditory pathway consists of special somatosensitive fibers that transmit the recorded impulses from the organ of Corti to the primary and secondary auditory cortex of the cerebrum. First instant of the auditory pathway are the sensory cells of the auditory sense, which convert sound into electrical

The pia mater is the innermost meninges and hugs the surface of the brain, where it also reaches the fine spaces between the convolutions (gyri) and folds (sulci) of the brain. Together, the three meninges help protect the brain. The

The Golgi apparatus belongs to the cell organelles and is used to modify and sort proteins. It works closely with the endoplasmic reticulum. He is also involved in secretion formation.

The term cytokines encompasses a very differentiated group of peptides and proteins which, as messenger substances, have a significant influence on immune reactions by cells of the innate and adaptive immune system.

Monocytes are cells in human blood. They belong to the white blood cells (leukocytes) and play a role in the immune system.

The nasal septum is located median and divides the inside of the nose into a left and a right main nasal cavity. Different diseases can impair the function of the nasal septum, whereby the septum deviation (curvature of the nasal septum

NK cells are part of the innate immune system and belong to the group of leukocytes, the white blood cells.Their main task is to recognize infected and degenerate body cells and to attack the cells immediately

For a few decades now, most people have only thought of pubic hair in connection with how it can be removed most effectively. There are now tendencies that indicate a reversal of this trend. But regardless of fads poses

The male sexual organs consist of several anatomical components. The testicles are a very important part of the sexual organs. The testes are created in the embryonic stage before birth and also determine the sex

Macrophages (scavenger cells) are white blood cells that belong to the oldest innate cellular immune system in terms of evolution. Macrophages can leak from the bloodstream and stay in the body tissue as tissue macrophages for several months as one

The vagina, vulva, often colloquially called the sheath, is a part of the internal female sexual organs. The vagina is located in the pelvis of the woman and is a connection to the uterus

The Langhans giant cells are immune cells from fused macrophages and form a typical component of inflammatory granulomas.

The digestive tract is made up of several organs. These are responsible for the ingestion, digestion and utilization of food and fluids. Different diseases can affect the functioning of the system and sometimes severe

Only an intact cornea is a guarantee for a clear view. With its enormous refractive power, it is of great importance for vision. The cornea needs special attention as it is directly exposed to the environment with various hazards

The cervix is ​​located between the vagina and the uterine cavity. It has a central function in the birth and conception of a child.

Cranial nerves arise directly from the brain. Most of them are in the brain stem. The task of the cranial nerves is to form the center of the nervous system in the head, neck and trunk area.

The hair follicle is understood to mean the structures that surround the hair follicle. The hair follicle is used to anchor the hair in the skin.

The four heart valves take on one of the most important tasks in the human blood circulation: they act as valves in the heart, determine the direction of blood flow and ensure an even inflow and outflow of blood between the atrium and the heart chamber