The external jugular vein is a vein in the neck of humans. It is also called the external jugular vein. Its course is vertical along the neck. What is the external jugular vein? The external jugular vein is one of the blood vessels in humans. Venous blood is transported in it. It is associated with … External Jugular Vein: Structure, Function & Diseases
Vascularization is the connection of an organ to the blood system and thus can also correspond to a new formation of smaller vessels. In the case of pathologic neovascularization, such as the systemic connection of a tumor, it is also referred to as neovascularization. In medical practice, vascularization plays a role mainly therapeutically. What is … Vascularization: Function, Tasks, Role & Diseases
Emotions are one of the most important driving forces of human beings. Much more than logical thinking, emotional impulses such as hatred, contempt, anger, envy, but also pity, joy, exuberance and empathy cause us to react indirectly or directly and thus define to a considerable extent our social behavior and our social coexistence. In many … Emotions: Function, Task & Diseases
The motor or neuromuscular endplate, is the point of contact between a motor neuron and a muscle cell. It is also called the neuromuscular synapse and is used to transmit excitation between a motor nerve fiber and a muscle fiber. What is the motor end plate? The neuromuscular synapse is an excitatory synapse that specializes … Motor End Plate: Structure, Function & Diseases
Chondral ossification refers to bone formation from cartilage tissue. Along with desmal ossification, it represents one of the two basic forms of bone formation. A well-known disorder of chondral ossification is achondroplasia (short stature). What is chondral ossification? Chondral ossification refers to the formation of bone from cartilage tissue. In contrast to desmal ossification, chondral … Chondral Ossification: Function, Role & Diseases
The brachiocephalic truncus is a right vascular branch of the aorta and supplies portions of the brain in addition to the neck and right arm. Like any artery, the truncus carries blood rich in oxygen, nutrients, and messengers. Vascular diseases such as arteriosclerosis can affect the brachiocephalic truncus and require surgical intervention. What is the … Truncus Brachiocephalicus: Structure, Function & Diseases
The truncus pulmonalis is a short arterial vessel that forms a common trunk connecting the right ventricle and the right and left pulmonary arteries into which the truncus pulmonalis branches. At the entrance to the artery is the pulmonary valve, which closes during the relaxation phase of the ventricles (diastole) to prevent backflow of blood … Truncus Pulmonalis: Structure, Function & Diseases
The infraspinatus muscle extends between the scapula, glenohumeral joint capsule, and greater humerus. It is part of the striated (skeletal) musculature and is important for external rotation, abduction, and adduction of the arm. As part of the rotator cuff, it can be damaged if the cuff ruptures. What is the infraspinatus muscle? A person normally … Infraspinatus Muscle: Structure, Function & Diseases
The sarcoplasmic reticulum is a membrane system of tubes located in the sarcoplasm of muscle fibers. It assists in the transport of substances within the cell and stores calcium ions, the release of which leads to muscle contraction. In various muscle diseases, this task performance is impaired, for example, in malignant hyperthermia or myofascial pain … Sarcoplasmic Reticulum: Structure, Function & Diseases
Uptake, entrapment, and digestion of non-cellular particles in a cell specialized for this process is called phagocytosis. Particle entrapment occurs through the formation of cavities (phagosomes) that, after particle uptake, fuse with specialized vesicles called lysosomes. They contain the enzymes necessary for digestion or degradation of the trapped particles. What is phagocytosis? Phagocytosis is the … Phagocytosis: Function, Role & Diseases
Nefazodone is a pharmacological agent that is used in the treatment of depression. The substance belongs to the group of so-called dual-serotonergic antidepressants. Nefazodone is a phenylpiperazine derivative and, in terms of its structure and, to some extent, its action, it shows similarities to the antidepressant trazodone, which was discovered earlier. What is nefazodone? Nefazodone … Nefazodone: Effects, Uses & Risks
By the acinus, medicine understands the glandular end and at the same time the functional unit of various organs. For example, acini are found in the lungs, liver and pancreas or salivary glands. Especially the tissue of the parotid gland acini can be affected by degeneration or inflammation. What is acinus? An acinus is the … Acinus: Structure, Function & Diseases
