click below
click below
Normal Size Small Size show me how
VNPT51 CH.19 Terms
VNPT51 CH.19 Nutritional Concepts and Related Therapies
Term | Definition |
---|---|
Amino Acids | the building blocks of protein approx 20, but only 9 are essential amino acids |
anabolism | the body is building more tissue than it is breaking down |
anorexia nervosa | an eating disorder characterized by self-imposed starvation. |
basal metabolic rate (BMR) | the energy required to maintain necessary, involuntary body functions to digest nutrients, and for physical activity. |
body mass index (BMI) | a number calculated from a person's weight and height. |
bulimia nervosa | an eating disorder characterized by periods of binge eating followed by purging or other inappropriate compensatory behavior to prevent weight gained. |
catabolism | occurs when insufficient protein is being taken in and the body is breaking down more tissue than is it building |
cholesterol | is a lipid belonging to a class of chemical substances called sterols |
dietary fiber | foods that humans cannot break down (digest). |
dumping syndrome | combination of profuse perspiration, nausea, vertigo, and weakness experienced by patients who have had a subtotal gastrectomy; symptoms are felt soon after eating when the contents of the stomach empty too rapidly into the duodenum. |
enteral nutrition | administration of nutrients into the GI tract. |
essential nutrients | are nutrients that the body cannot make in the amounts essential for good health; therefore, it is necessary to obtain these nutrients through the diet or from other sources |
glycogen | is the stored form of carbohydrates. it is made from simple sugars and stored mainly in the liver and in muscles. it is used when the body's glucose level is low |
hydrogenation | process in which hydrogen is added to vegetable oil to make it more solid and stable to rancidity. |
kilocalorie (kcal) | a measurement of energy, much as a pound is a measurement of weight |
lipids | are organic substances of a fatty nature that are insoluble in water and necessary for good health. both fats and cholesterol are lipids |
lipoproteins | are molecules made of lipids surrounded by protein |
medical nutrition therapy | is the use of specific nutritional variations to build good health. |
nitrogen balance | is achieved when the amt of nitrogen (protein) taken in is = to the amt of nitrogen excreted in the urine |
nutrient | is a chemical compound or element found in food that is necessary for good health |
nutrient-dense foods | foods that contain large amounts of nutrients in relation to kilocalories. |
obesity | is defined as an excess of adipose tissue or body fat above the level considered healthy. |
parenteral nutrition | intravenous feedings. can be given in several ways: through peripheral veins, such as those in the arms or the legs and through a large central vein. |
pernicious anemia | a progressive macrocytic megaloblastic anemia |
residue | bulk in the colon that includes undigested food, fiber, bacteria, body secretions and cells. |
satiety | a feeling of fullness and satisfaction from food. carries the fat soluble vitamins A,D,E and K |
therapeutic diet | a diet used as a medical treatment. |
total parenteral nutrition (TPN) | administration of a hypertonic solution into the superior vena cava by way of a catheter threaded through either the subclavian vein or the internal jugular vein. |
tube feeding | administration of nutritionally balanced, liquefied foods or formula through a tube inserted into the stomach, the duodenum, or the jejunum by the way of a nasogastric tube or an ostomy. |
vegan | excludes all animal products need vitamin b12 |