Monthly Archives: March, 2020

Nutrition and Health – Spring 2020 – March 24th Blog – Julie Moss Video and More Questions from Students

For the Physical Activity PowerPoint Lecture, I put in a bad URL for the video of Julie Moss.   One student located a working URL.  For the Julie Moss video, go to:   For the whole story, please go hear the story at: https://www.wnycstudios.org/podcasts/radiolab/episodes/91709-limits   It is an amazing story! Now some more questions from Students: …

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Class 17 – Nutrition and Health – Spring 2020 – Part 2 of Chapter 8 – Finish Energy Balance & Body Weight Regulation

   

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Nutrition and Health – Spring 2020 – March 23rd Blog – New Schedule of Classes

 

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Nutrition and Health – Spring 2020 – March 22nd Blog – Questions from Students about Diet Assignment and Quizzes

Question: Dear Dr. Dixon,   I am ______.  When I do the Diet analysis project, I noticed that the sum Calorie of fat, carbohydrate, and protein is larger than my daily intake Calorie, which is so weird. Answer:  Hi, I don’t know why they didn’t match up – just put the figures in and make …

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Nutrition and Health – Spring 2020 – March 22nd Blog During Spring Break

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Nutrition and Health – Spring 2020 – March 19th Blog During Spring Break

On March 13 we finished Chapter 7 by going over Oxidative Phosphorylation.  During the lecture I mentioned that the drug dinitrophenol uncoupled Oxidative Phosphorylation because it caused proton (hydrogen) leak through the membrane.  I also mentioned that people have tried to use it as a weight reduction drug. However, if you take too much, it …

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Class 16 – Nutrition and Health – Spring 2020 – Chapter 8 – Start Energy Balance & Body Weight Regulation

  The above slide is very important because it shows definitely that BMI cannot be used for the individual. Note that the title of the Article is “A requiem for BMI in the clinical setting.”  What can be used in the clinical setting?  Really what we wish to measure is percent body fat.  This can …

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Class 15 – Nutrition and Health – Spring 2020 – Chapter 7 – Finish Metabolism – Oxidative Phosphorylation

  Role of imagination in science In the 1950s and 60s it was still unclear how energy released in metabolism was converted to a chemical.mechanical molecule called Adenosine Triphosphate (ATP). Dr. Peter Mitchell proposed the hypothesis that electrons powered the pumping of hydrogens into the intermitochondrial space.  This allowed for a concentration gradient that powered …

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Class 14 – Nutrition and Health – Spring 2020 – Chapter 7 – Start Metabolism

 

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Class 13 – Nutrition and Health – Spring 2020 – Chapter 6 – Finish Lipids

Last Class we discussed Fat Digestion and Endogenous Lipid Metabolism – Below is the Board Presentation

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