Nursing Exam 2 Flashcards
Estimated average requirements
amount of individual needs
Adequate intake
amount of intake by healthy people
Nutrients:
-building blocks for cells and tissues
-supply energy
-help manufacture, maintain, and repair cells
Carbohydrates
-primary energy source
-sugars (provides glucose)
-provides most of bodys energy and fiber
Proteins
-repairs cells
-builds tissues
-nitrogen balance
-amino acids
Lipids
-fat
-key components of lipoproteins
-back-up energy source
-organ insulation/protection
Micronutrients
-only need in small amounts
-regulate body functions
Water
-makes up large percentage of body weight
-transports substances
-maintains body temperature
basal metabolic rate
amount of energy required at rest
total energy needs
replacing calories used for BMR and physcial activity
Factors affecting nutrition:
-developmental stage
-educational level
-knowledge of nutrition
Screening
-24 hour recall
-food frequency
-food record
BMI
Overweight: 25-29.9
Obesity I: 30-34.9
Obesity II: 35-39.9
Obesity III and up: 40 and up
Nutrients provide energy for:
- cellular metabolism
-tissue repair
-organ fxn
-growth and development
-physical activity
vitamins
-necessary for metabolism
What vitamins are fat-soluble?
A, D, E, K
What vitamins are water-soluble?
C and B complex
Minerals
complete essential biochemical reactions
Factors that affect nutrition/metabolism:
-religion/culture
-financial issues
-appetite
-disease
-medications
-age
Bulimia nervosa:
-binge eating followed by purging
-lack of control during binges
Binge-eating disorder:
-repeated episodes of binge eating
-loss of control followed by guilt
-often obese or overweight
BMI equation:
weight(kg)/height(m2)