Ch 36 Nutrition Flashcards
Anorexia
Lack or loss of appetite for food
Absorption
Process by which drugs are transferred from the site of entry into the body to the bloodstream
Anorexia Nervosa
Eating disorder characterized by denial of appetite and bizarre eating habits
Anthropometric
Measurements of the body and body parts
Aspiration
Misdirection of oropharyngeal secretions or gastric contents into the larynx and lower respiratory tract
Basal Metabolism
Amount of energy required to carry out involuntary activities of the body at rest
Body Mass Index (bmi)
Ratio of height to weight
Weight in lbs x 703 / height in inches x height in inches
Underweight: < 18.5
Normal : 18.5- 25.9
Overweight: 25 - 29.9
Obesity: 30.0 +
Bulimia
Eating disorders characterized by episodes of gorging followed by purging; often occurs in conjunction with anorexia Nervosa
Calorie
Measure of heat or energy; kilocalorie, commonly referred to as a calorie, defined as the amount of heat required to raise 1kg of water 1c
Carbohydrate
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
Cholesterol
Fat-like substances found only in animal tissues; it is important for cell membrane structure, a precursor of steroid hormones , and constituent of bile; high serum cholesterol levels are risk factor in the development of atherosclerosis
Clear Liquid Diet
Contains only foods that are clear liquids at room or body temperatures–gelatin, fat-free broth, bouillon, ice pops, clear juices, carbonated beverages, and regular and decaffeinated coffee and tea.
Digestion
Gastrointestinal systems breakdown process of food into particles small enough to pass into the cells and be used by the cells
Dysphagia
Difficultly in swallowing or inability to swallow
Enteral Nutrition
Alternate form of feeding that involves passing a tube into the gastrointestinal tract to allow instillation of the appropriate formula