Nutrition in Nursing

Is the study of the organic process by which human uses food and liquids for normal functioning, growth and maintenance and to maintain the balance between  health and disease
Is any substance normally eaten or drunk by living human. The term food also includes liquid drinks.
Food is the main source of energy and of nutrition for human, and is usually of animal or plant origin.

is any element or compound necessary for or contributing to the human metabolism, growth, or other functioning. Six nutrient groups exist, classifiable as those that provide energy and as those that otherwise support metabolic processes in the body: as
Macronutrients
Micronutrients

The state of balance between nutrient supply (intake) and demand (requirement)
Imbalance between intake and requirement can result in Malnutrition
(overnutrition or undernutrition)

the dietitian is the nutrition and food expert, nurses play a vital role in nutrition care. Nurses may be responsible for screening hospitalized patients to determine the existing level of risk. They often serve as the liaison between the dietitian and physician,
an in-depth analysis of a person s nutritional status. In the clinical setting, nutritional assessments focus on moderate- to high-risk patients with suspected or confirmed protein-energy malnutrition.