BIOD 121 Portage module 3 positive energy balance

BIOD 121 Portage module 3 positive energy balance - ANSWER-more calories consumed than expended negative energy balance - ANSWER-fewer calories consumed than expended hyperplasia - ANSWER-increase in number of cells (e.g., fat cells in childhood, pregnancy) hypertrophy - ANSWER-increase in cell size (low growth and maintenance, such as throughout adulthood) basal metabolic rate - ANSWER-the number of calories used by the body while in a fasting state accounts for approximately 60-70% of energy expenditure males 1kcal/kg/hr, femals 0.9kcal/kg/hr BMR Effectors - ANSWER-gender, lean body mass, body size, temperature, age, nervous system activity, levels of caffeine intake, and tobacco use age and BMR - ANSWER-declines by 1-2% per decade Thermic effect of food (TEF) - ANSWER-energy used for digestion and absorption of food and accounts for approximately