BIOD 121 PORTAGE NUTRITION EXAM MODULE 3 2023/2024

BIOD 121 PORTAGE NUTRITION EXAM MODULE 3 2023/2024 positive energy balance - CORRECT ANSWER-more calories consumed than expended negative energy balance - CORRECT ANSWER-fewer calories consumed than expended hyperplasia - CORRECT ANSWER-increase in number of cells (e.g., fat cells in childhood, pregnancy) hypertrophy - CORRECT ANSWER-increase in cell size (low growth and maintenance, such as throughout adulthood) basal metabolic rate - CORRECT 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 - CORRECT ANSWER-gender, lean body mass, body size, temperature, age, nervous system activity, levels of caffeine intake, and tobacco use age and BMR - CORRECT ANSWER-declines by 1-2% per decade Thermic effect of food (TEF) - CORRECT ANSWER-energy used for digestion and absorption of food and accounts for approximately 10% of the calories expended Thermogenesis - CORRECT ANSWER-ability to regulate body temperature and activities such as fidgeting, maintaining body posture, and shivering small expenditure brown fat - CORRECT ANSWER-found in infants below the collar bone