Like the adenohypophysis, the neurohypophysis is a part of the pituitary gland (hypophysis). However, it is not a gland itself but a component of the brain. Its role is to store and provide two important hormones. What is the neurohypophysis? The neurohypophysis (posterior pituitary) is the smaller component of the pituitary gland, along with the … Neurohypophysis: Structure, Function & Diseases
The pituitary gland, in German Hirnanhangsdrüse, is a hormonal gland about the size of a hazelnut seed, located at the level of the nose and ears in the middle cranial fossa. It works closely with the hypothalamus and, like an interface between the brain and bodily processes, controls the release of vital hormones that influence … Pituitary Gland: Structure, Function & Diseases
Hormone production is localized in different parts of the body. The endocrine system includes hormone-producing organs such as the pineal gland, thyroid gland, parathyroid glands, pituitary gland, thymus, pancreas, ovaries, testes, and adrenal glands. What is hormone production? Most hormone production takes place in the endocrine organs. Most hormones are produced in the pituitary gland, … Hormone Production: Function, Tasks, Role & Diseases
Urine time volume (also urinary time volume) includes the amount of urine that is excreted in a specified period of time. In all cases, this time period is 24 hours. The measured volume of urine is used primarily to assess kidney disease. Normally, about 1.5 to two liters of urine are passed daily. The paired … Urine Time Volume: Function, Tasks, Role & Diseases
Vascular tone corresponds to the general state of tension of the vascular musculature, which is responsible for blood flow. Higher regulation is the responsibility of the sympathetic nervous system, but local regulators are also available to the organism. Abnormal contractions of the vascular musculature are called vasospasms and can occur in the context of various … Vascular Tone: Function, Role & Diseases
The milk ejection reflex is a lactation reflex triggered by the infant sucking on the maternal breast. The registered touch causes milk to shoot into the breast. Disorders of the reflex are either due to a deficiency of the hormone involved, oxytocin, or are associated with neurologic disorders. What is the milk ejection reflex? The … Milk Ejection Reflex: Function, Tasks, Role & Diseases
Definition Frequent urination or a flood of urine, which is technically called polyuria (Greek for a lot of urine), is a pathologically increased urinary excretion. Normally, the daily urine quantity is about 1.5 liters per day, but a flood of urine leads to an increased urge to urinate and increased urination with considerably more than … Frequent urination
Associated symptoms A urinary flood as a symptom does not occur alone, but also often leads to a polydypsis (Greek for “great thirst”), i.e. an increased feeling of thirst. The reason for this is the body’s attempt to compensate for the increased fluid loss. However, if not enough is drunk, it can lead to desiccation … Associated symptoms | Frequent urination
Frequent urination during pregnancy Since during pregnancy there are various hormonal changes and an altered metabolic situation, it is possible that during this time, due to the pregnancy, urine flooding may occur, which can be considered a special form of diabetes insipidus. This is because an enzyme is released from the placenta, the so-called vasopressinase, … Frequent urination during pregnancy | Frequent urination
Frequent urination at night All circumstances which can be the cause of a polyuria occurring during the day can also lead to a flood of urine at night. However, a nocturia (from the ancient Greek nocturia for urinating at night) can be distinguished from this, in which there is increased urination at night or sleep … Frequent urination at night | Frequent urination
Vincristine is a cytostatic drug used to treat cancer. The alkaloid acts as a mitosis inhibitor. What is vincristine? Vincristine is a cytostatic drug used to treat cancer. Vincristine is an alkaloid. Alkaloids are chemical heterogeneous substances that occur naturally. They are usually nitrogenous and are formed in the secondary metabolism of plants or animals. … Vincristine: Effects, Uses & Risks
Oxytocin is a much-discussed substance, not least in connection with its important function in the social fabric. Colloquially, oxytocin is known as the “bonding hormone.” What is oxytocin? Oxytocin (also called oxitocin) is both a hormone and a neurotransmitter with a central role in the birth process. At the same time, oxytocin influences behavior among … Oxytocin: Function & Diseases