| Essentials of Anatomy & Physiology, 4/e Rod R. Seeley,
Idaho State University Philip Tate,
Phoenix College Trent D. Stephens,
Idaho State University
Nutrition, Metabolism, and Body Temperature Regulation
Study OutlineNutrition
Overview
Nutrients
Essential nutrients
Food pyramid(Fig. 17.1, p. 465) Kilocalories (in food)(Table 17.1, p. 466)Carbohydrates
Sources in the diet
Uses in the body
Recommended consumption
Lipids
Sources in the diet
Triacylglycerols (triglycerides)Saturated fats
Mono- and Polyunsaturated Fats
Cholesterol and steroids
Phospholipids
Uses in the body
Triacylglycerols
Cholesterol
Phospholipids
Recommended consumption
Proteins
Sources in the diet
Essential amino acids
Nonessential amino acids
Complete and incomplete protein sources
Uses in the body
Recommended consumption
Vitamins and provitamins(Table 17.2, p. 470-71)Function in body - coenzymes
Water soluble vitamins
Vitamin C
Vitamin B complex
Fat-soluble vitamins
Vitamin A
Vitamin D
Vitamin E
Vitamin K
Recommended Daily Allowances (RDA) Minerals(Table 17.3, p. 472)Daily values and nutritional labeling
Metabolism(Fig. 17.2, p. 471)Cellular metabolism
Anabolism and catabolism
ADP and ATP(Fig. 17.3, p. 473) Regulation of metabolism
Biochemical pathways(Fig. 17.4, p. 474)Regulation of enzymes
Enzyme synthesis
Receptor-mediated enzyme activity
Product control of enzyme activity
Carbohydrate metabolism
Glycolysis(Fig. 17.5, p. 475)Anaerobic respiration
Glycolysis
Lactic acid formation
Aerobic respiration(Fig. 17.6, p. 476)Glycolysis
Acetyl coenzyme A formation
Citric acid cycle
Electron-transport chain(Fig. 17.7, p. 477) Summary of anaerobic and aerobic respiration(Fig. 17.8, p. 478)Lipid metabolism
Protein metabolism
Metabolic States
Absorptive state(Fig. 17.9, p. 479)Postabsorptive state(Fig. 17.10, p. 480) Metabolic Rate
Basal metabolic rate (BMR)Control of body weight Clinical Focus: Starvation and Obesity p.
483
Body Temperature Regulation
Heat production from catabolism
Heat exchange processes(Fig. 17.11, p. 481)Radiation
Conduction
Convection
Evaporation
Temperature regulation(Fig. 17.12, p. 482)Hyperthermia and hypothermia
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