Functions of capillaries The function of the capillaries is mainly mass transfer. Depending on where the capillary network is located, nutrients, oxygen and metabolic end products are exchanged between the bloodstream and the tissue. Nutrients are supplied to the tissue, waste products are absorbed and carried away. Depending on the oxygen requirement of a particular … Functions of capillaries | Capillary
The endothelium is a single-layer layer of flat cells that lines all vessels and thus represents an important barrier between intravascular and extravascular space (as the space inside and outside the blood vessels). Structure The endothelium forms the innermost cell layer of the intima, the inner layer of the three-layer wall structure of an artery. … Endothelium
Classification The endothelium can be divided into different basic types. The different types depend on the function of the organ. The structure has a strong influence on the permeability of the endothelium (endothelial permeability) for the substances found in blood and tissue. The closed endothelium is most common. Among others, especially in capillaries and other … Classification | Endothelium
Synonym Varicose vein on the testis = varicocele What is a varicose vein in the testicles? In the case of a varicose vein, the venous plexus on the testis is visibly and palpably enlarged and can be described as a vascular ball. In technical terminology, varicocele is also referred to as a varicose vein on … Varicose veins on the testicles – it’s that dangerous!
Malfunctions Various risk factors such as arterial hypertension, increased cholesterol levels and especially nicotine consumption seriously alter the function of the intact endothelium. One speaks then of an endothelial dysfunction. For example, oxidative stress can alter the nitric oxide mechanism and highly toxic metabolites are formed which can damage the endothelium. Endothelial damage is the … Malfunctions | Endothelium
Treatment of varicose veins on the testicles There are no drugs against varicose veins in the testicles. The varicose veins can usually be treated by a small operation as long as it is a primary varicocele. A therapy is not necessary in every case. Factors that speak in favor of an intervention are pain, a … Treatment of varicose veins on the testicles | Varicose veins on the testicles – it’s that dangerous!
Risks with varicose veins on the testicles There is no need to worry about the varicose vein bursting. This danger does not exist. The exact relationship between varicoceles and infertility is not sufficiently understood. However, it is suspected that varicocele impairs sperm production. The temperature in the testicles rises due to the reduced blood flow … Risks with varicose veins on the testicles | Varicose veins on the testicles – it’s that dangerous!
Diagnosis of a varicose vein in the testicles First of all, a conversation with the doctor takes place. This is followed by a physical examination. First the doctor examines the testicle in a standing position. This is because gravity makes the veins stand out best. If necessary, the patient is asked to increase the pressure … Diagnosis of a varicose vein in the testicles | Varicose veins on the testicles – it’s that dangerous!
Synonyms Latin: vas Greek: angio Definition A vessel in a body is comparable to a tube that transports the body fluids lymph and blood. Depending on which fluid flows through this pipe system, a distinction is made between: All pipe systems in which other body fluids are transported are called “ductus” (lat. Ductus). This includes … Vessels
Physiology The blood vessels have the ability to increase or decrease the lumen of the vessel and thus modify the blood flow. To do this, they require the muscle layer of the tunica media, which tenses or relaxes the muscles through nerves supplied by vegetative nerves. This results in either one: since the arteries have … Physiology | Vessels
Definition A port system or port is a catheter system that is installed under the skin. It serves as a permanent access to vessels or body cavities, so that a peripheral access (at an arm vein) does not have to be placed continuously. The port system is punctured from the outside through the skin. The … Port access
Puncturing the port Before piercing a port, always check that you have all the materials you need. These would be: Disposable gloves, hand disinfection, skin disinfection, sterile disposable gloves, mouthguard, hood, sterile compresses, port needle, slit compress and compress sterile, Leukoplast (plaster), two 10ml syringes filled with sterile saline solution, 3-way stopcock if necessary, sealing … Puncturing the port | Port access
