Thermic effect of food Study guides, Class notes & Summaries

HNF 150 Exam 3 Questions and Answers Already Passed 1. Identify the main functions of each mineral in the body, deficiency diseases and/or symptoms for eachmineral, best ways to obtain each mineral from food/main food sources: a. Iodine Functions:1. Aids in regulating the BMR2. Needed for synthesis of thyroid hormones: thyroxine and triodothyronine3. Thyroid hormones: Regulate BMR, Macronutrient metabolism, Brain & Nervous System Development, and Growth Deficiency: Goiter, Cretinism Symp...

How many calories is a pound of fat? Correct Answer-Equivalent to 3500 calories What are the 3 components of total energy expenditure? Correct Answer-70% Resting metabolic rate (RMR) , 10% thermic effect of food (TEF), & 20% Physical activity make this Name at least 4 factors that affect RMR (resting metabolic rate) Correct Answer-1) Body size 2) Body composition 3) Age 4) Hormones (book says gender, but they're getting at hormones); e.g., burn more cals when you are on your period ...

BIOD 121 (Portage): Module 3 Latest Version Graded A+ Energy balance a state when one's energy intake is equivalent to the amount of energy expended Energy in equals energy out (calories consumed is burned through basic body functions + exercise energy balance positive energy balance occurs if more calories (energy) are consumed than expended examples of periods in life when you need to be in a positive energy balance state: pregnancy, childhood, and adolescence in growth spur...

Energy balance a state when one's energy intake is equivalent to the amount of energy expended Energy in equals energy out (calories consumed is burned through basic body functions + exercise energy balance positive energy balance occurs if more calories (energy) are consumed than expended examples of periods in life when you need to be in a positive energy balance state: pregnancy, childhood, and adolescence in growth spurts 1 pound in a week is equivalent to : 500 extra calories a day ...

positive energy balance more calories consumed than expended 2. negative energy balance fewer calories consumed than expended 3. hyperplasia increase in number of cells (e.g., fat cells in childhood, pregnancy) 4. hypertrophy increase in cell size (low growth and maintenance, such as throughout adulthood) 5. basal metabolic rate 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...

positive energy balance more calories consumed than expended negative energy balance fewer calories consumed than expended hyperplasia increase in number of cells (e.g., fat cells in childhood, pregnancy) hypertrophy increase in cell size (low growth and maintenance, such as throughout adulthood) basal metabolic rate 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 Effector...

Exam I - Answer-Version C What is lipogenesis? - Answer-When your body makes fat from non-fat substances ATP - Answer-Produced in the mitochondria Produced by use of a high proton concentration in the inner membrane space Produced via the conversion of ADP and inorganic phosphate by the ATP synthase NOT!! Is generated at a rate exactly proportional to weight to the 3/4 power Carbohydrate digestions begins in the - Answer-Mouth Essential Fatty Acids - Answer-Alpha-linolenic acid Linoleic ...

please list the steps in the process of the let-down reflex in order from start to finish correct answers -suckling stimulates nerves, -pituitary releases oxytocin and prolactin, -oxytocin stimulates the release of milk what is an organization that would be helpful for a mother to contact to learn more about breastfeeding her infant correct answers La Leche league Men aged 40 years or older and women aged 50 years or older, anyone who has been inactive for many years, or those who have a...

Energy sources - Carbs and protein= 4 cal/gram; fat= 9 cal/gram; the brain uses glucose for energy, uses ketone bodies during starvation Tissue storage of glucose - Muscles and liver= store glycogen; adipose tissue= fat; cellular mass= protein stores Gluconeogenesis= conversion of non-carb sources into glucose by glycerol and amino acids Homeostasis - Keeps the internal environment/temp of the body at a state of equilibrium Cellular oxidation - Enzymes= proteins, organic catalysts tha...

underweight: <18.5 normal: 18.5-24.9 overweight: 25-29.9 obese: 30-39.9 morbid obese: >40 - Classifications of BMIs -not an indication of body composition -it may overestimate body fat in athletes and others that have a muscular build -it may underestimate body fat in older persons and other who have less muscle/bone mass - Limitations to BMIs - Health risks associated with high BMI -as harmful as obesity - Health risks associated with low BMI -densitometry -anthropometry -con...