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Nutrition final

QuestionAnswer
Name three possible causes of obesity 1. Eat too much 2. Exercise too little 3. Hormones
Name four places we store energy 1. Fat (adipose) 2. Liver (Glycogen) 3. Muscle (Glycogen) 4. Stomach
What causes hunger?
Does exercise cause weight loss? Why or why not?
Compare and contrast balanced underfeeding studies and a protein sparking modified fast
How could weight gain protect us from diabetes?
Is ketosis dangerous? Why or why not?
Name four hidden epidemics behind the obesity epidemic 1. 2. 3. 4.
What is resiliency? The capacity to recover quickly
What is the idea behind antifragility? Drop something and makes is stronger, beyond resiliency
What is the subtractive treatment? Overcoming obstacles to cure, becoming less of a "consumer"
What is the additive treatment? Supplementing beyond needs and understanding, becoming the "Consumer American"
Name 5 habits of healthy eaters 1. Water 2. Limit sugar 3. Limit animal fats 4. increase fish and nuts 5. whole foods close kitchen after dinner plan
Why is animal protein considered wasteful consumption? COST of animal protein production
What is the significance of nitrogen in protein? Protein contains N, N produced as a waste product (UREA), but N needed for synthesis of AA
What 2 things determine the quality of protein? Amino acid composition Digestibility
What does the term Complementary Protein mean and its significance? combination of proteins = adequate amounts of AAs doesn't have to be consumed at same meal as long as days meals supply them all
Name three possible fates of AMINO ACIDS AFTER intestinal absorption 1. Oxidize (for energy) 2. REASSEMBLE them into body protein 3. FORM other N containing compounds
Explain the equation: Dietary protein intake = fecal loss + urinary loss Dietary proteins (80g) = Fecal loss(10g) + Urinary loss (70g)
Compare and contrast the 3 N waste products 1. Ammonia 2. UREA 3. Uric Acid
What is the US RDA FOR PROTEIN INTAKE? .8g/kg of desirable body weight
What factors decrease protein requirements? Liver, Kidney, GI Dx. *think person going through kidney dialysis has to have LOW LOW protein diet
What factors increase need for protein requirements? Infancy, pregnancy, lactation, increased need during increased synthesis or increased degradation: growth, trauma, fasting, burns, stress, psychological stress
What factors overall decrease or increase protein requirements? METABOLISM PHYSICAL ACTIVITY SEVERE STRESS
Pros and Cons of soy protein Pros: tempe and miso (fermented) Cons: phytoestrogens and phytates
What were the results of year long meat diet? Mentally alert, physically active, lost weight during 1st wk &maintained, BP was constant or lowered, normal BMs - diarrhea if protein was greater thn 40%, vit.def did not appear, acidity of urine was 3x that of mixed diets, no kidney dm, no ill effects!
What is the difference between animal and plant protein? Animal protein has higher N load more than plant protein, animal protein used up more rapidly bc like body protein - plant = not as many AAs, not as much protein per servg.