stress system
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stress system — the parts of the neuroendocrine system that mediate the physiologic changes that occur in response to stress; they include the corticotropin releasing hormone–secreting neurons in the hypothalamus and noradrenergic neurons in the brainstem, the … Medical dictionary
Stress (physics) — Stress is a measure of the average amount of force exerted per unit area. It is a measure of the intensity of the total internal forces acting within a body across imaginary internal surfaces, as a reaction to external applied forces and body… … Wikipedia
Stress (biological) — Stress is a biological term which refers to the consequences of the failure of a human or animal body to respond appropriately to emotional or physical threats to the organism, whether actual or imagined. [ The Stress of Life , Hans Selye, 1956.] … Wikipedia
System testing — of software or hardware is testing conducted on a complete, integrated system to evaluate the system s compliance with its specified requirements. System testing falls within the scope of black box testing, and as such, should require no… … Wikipedia
Stress ulcer — Stress ulcers are single or multiple mucosal defects which can become complicated by upper gastrointestinal bleeding during the physiologic stress of serious illness. Ordinary peptic ulcers are found commonly in the gastric antrum and the… … Wikipedia
Stress: Alarm im Körper — Wann immer mögliche oder wirkliche Gefahren wahrgenommen oder auch nur vermutet werden, aktiviert der Körper ein Alarmsystem. Diese Aktivierungsreaktion ist stammesgeschichtlich alt und sorgt dafür, dass der Organismus alle seine zur Verfügung… … Universal-Lexikon
Stress analysis — is an engineering discipline that determines the stress in materials and structures subjected to static or dynamic forces or loads (see statics and dynamics) (alternately, in linear elastic systems, strain can be used in place of stress). The aim … Wikipedia
Stress hyperglycemia — (also called stress diabetes or diabetes of injury) is a medical term referring to transient elevation of the blood glucose due to the stress of illness. It usually resolves spontaneously, but must be distinguished from various forms of diabetes… … Wikipedia
Stress corrosion cracking — (SCC) is the unexpected sudden failure of normally ductile metals or tough thermoplastics subjected to a tensile stress in a corrosive environment, especially at elevated temperature (in the case of metals). SCC is highly chemically specific in… … Wikipedia
Stress testing — is a form of testing that is used to determine the stability of a given system or entity. It involves testing beyond normal operational capacity, often to a breaking point, in order to observe the results. Stress testing may have a more specific… … Wikipedia
Stress hormone — Stress hormones such as cortisol and norepinephrine are released at periods of high stress. The hormone regulating system is known as the endocrine system. Cortisol is believed to affect the metabolic system and norepinephrine is believed to play … Wikipedia
