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Nutrition BLOCK 3
nutrition terms
24
Nursing
Undergraduate 1
02/27/2012

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Term
absorption
Definition
process by which drugs are transferred from the site of entry into the body to the bloodstream
Term
anorexia
Definition
lack or loss of appetitie for food
Term
anorexia nervosa
Definition
eating disorder characterized by the denial of appetitie and bizarre eating habbits
Term
basal metabolism
Definition
amount of energy to required to carry out involuntary activities of the body at rest
Term
calories (kilocalories)
Definition
measure of heat, or energy; kilocalorie, commonly referred to as a calorie, defined as the amount of heat required to raise 1 kg of water to 1 degree Celsius
Term
carbohydrates
Definition
organic compounds (commonly known as sugars and starches) that are composed of carbon, hydrogen, and oxygen: the most abundant and least expensive source of calories in the diet worldwide.
Term
complete proteins
Definition
contain sufficient amounts of essential amino acids to maintain body tissues and to promote growth.
Term
digestion
Definition
mechanical and chemical processes necessary to convert food to an absorbable state
Term
disaccharides
Definition
simple sugar
Term
fats
Definition
lipid organic substances composed of carbon, hydrogen, and oxygen
Term
fiber
Definition
all dietary plant material that is not digestible by gastrointestinal tract, enzymes, and secretions
Term
gastric residual volume (GRV)
Definition
Gastric contents obtained by aspirating gastric contents out to access the tolerance of external feedings
Term
glycogenesis
Definition
Anabolic process or glycogen storage; formation of glycogen from glucose
Term
incomplete protein
Definition
Protein that does not contain enough amino acids to independently maintain life, build tissue, or promote growth
Term
macronutrients
Definition
essential nutrient that supplies energy and builds tissue, such as carbohydrate, fat, and protein
Term
metabolism
Definition
1. chemical changes in the body by which energy is provided; 2 breakdown of a drug to an inactive form: also referred to as biotransformation
Term
micronutrients
Definition
vitamin or mineral needed in much smaller amount to regulate and control body processes
Term
monosaccharides
Definition
simple sugars
Term
monounsaturated fatty acids (MUFA)
Definition
Unsaturated” double bond that forms between two side-by-side carbon atoms when an unsaturated fat has single hydrogen atom missing from each of two carbon atoms
Term
nutrients
Definition
specific biochemical substance used by the body for growth, development, activity, reproduction, lactation, health maintenance, and recovery from illness or injury
Term
obese
Definition
weight gain greater than 20% above ideal body weight
Term
overweight
Definition
body mass index (BMI) between 25 and 29.9 kg/m2
Term
partially complete proteins
Definition
Proteins that contain sufficient amounts of amino acids to maintain life but do not promote growth
Term
polysaccharides
Definition
complex sugar
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