negative nitrogen balance

См. также в других словарях:

• nitrogen balance — n the difference between nitrogen intake and nitrogen excretion in the animal body such that a greater intake results in a positive balance and an increased excretion causes a negative balance see NITROGEN EQUILIBRIUM * * * the relationship… …   Medical dictionary

• nitrogen balance — the relationship between the nitrogen taken into the body and that excreted, denoting the balance between the manufacture and breakdown of the body mass. A negative nitrogen balance, when excretion exceeds intake, is usual after injury or… …   The new mediacal dictionary

• Nitrogen balance — is the measure of nitrogen output subtracted from nitrogen input.[1] Blood urea nitrogen can be used in estimating nitrogen balance, as can the urea concentration in urine. A positive value is often found during periods of growth, tissue repair… …   Wikipedia

• nitrogen balance — noun the balance between the amount of nitrogen taken in (to the soil or the body) and the amount given off (lost or excreted) • Hypernyms: ↑balance * * * noun 1. : the difference between nitrogen intake and nitrogen excretion in the animal body …   Useful english dictionary

• Nitrogen fixation — is the natural process, either biological or abiotic, by which nitrogen (N2) in the atmosphere is converted into ammonia (NH3).[1] This process is essential for life because fixed nitrogen is required to biosynthesize the basic building blocks of …   Wikipedia

• nitrogen equilibrium — n nitrogen balance when intake and excretion of nitrogen are equal called also nitrogenous equilibrium * * * nitrogenous equilibrium the condition in which the body is metabolizing and excreting as much nitrogen as it is receiving in the food,… …   Medical dictionary

• Balance — A biological system that enables us to know where our bodies are in the environment and to maintain a desired position. Normal balance depends on information from the inner ear, other senses (such as sight and touch) and muscle movement. Our… …   Medical dictionary

• Oxygen balance — (OB, or OB%) is an expression that is used to indicate the degree to which an explosive can be oxidized. If an explosive molecule contains just enough oxygen to form carbon dioxide from carbon, water from hydrogen molecules, all of its sulfur… …   Wikipedia

• Human impacts on the nitrogen cycle — Agricultural and industrial nitrogen (N) inputs to the environment currently exceed inputs from natural N fixation (Galloway 2003). As a consequence of anthropogenic inputs, the global nitrogen cycle (Fig. 1) has been significantly altered over… …   Wikipedia

• nutrition, human — Introduction       process by which substances in food are transformed into body tissues and provide energy for the full range of physical and mental activities that make up human life.   The study of human nutrition is interdisciplinary in… …   Universalium

• Glucocorticoid — Chemical structure of cortisol, a glucocorticoid …   Wikipedia