FNN 111 Study Guide - Final Guide: Umbilical Cord, Norovirus, Oxidative Stress
Document Summary
Healthful body weight appropriate for age and physical development: maintained without constant dieting acceptable to you based on family history of body shape and weight promotes good eating habits and allows for regular physical activity. Why is bmi important? provides important clue to overall health (cid:314) underweight: too little body fat to maintain health (cid:314) overweight: moderate amount of excess body fat (cid:314) obesity: excess body fat that adversely affects health. 15-35% of daily energy expenditure: factors that influence energy expended: size of muscles used, intensity, duration, body size, thermic effect of food, energy expended to digest, absorb, transport, metabolize, and store food. Increase satiety (fullness): (cid:314) seratonin and cholecystokinin (ckk): satiety receptors (cid:314) increase in blood glucose levels (cid:314) stomach expansion (cid:314) nutrient absorption from small intestines. Pyy): decreases appetite, produced in gi tract, lower levels in obese people when fasting brown adipose tissue: role being researched but (cid:315) brown adipose tissue = (cid:313) bmi.