If you consume more protein than you need, the excess amino acids are stored as fat. What is one thing you CAN do to change your body so that your protein stores are greater?

Human Physiology: From Cells to Systems (MindTap Course List)
9th Edition
ISBN:9781285866932
Author:Lauralee Sherwood
Publisher:Lauralee Sherwood
Chapter1: Introduction To Physiology And Homeostasis
Section: Chapter Questions
Problem 3TAHL: The hormone insulin enhances the transport of glucose (sugar) from the blood into most body cells....
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Answer Human Nutrition 

  • If you consume more protein than you need, the excess amino acids are stored as fat. What is one thing you CAN do to change your body so that your protein stores are greater?
  • Hormones + exercise: Be able to explain the connection between epinephrine and fat. Where is epinephrine secreted? How does epinephrine help a person who has been exercising for longer than 20 minutes continue exercising?
  • Hormones + exercise: Is insulin needed for exercise activity? Does your body make more or less insulin while you exercise?
  • Be able to summarize effects of hormones + exercise: As blood glucose levels drop during exercise, there is less glucose in the blood available to enter cells and provide energy. The body needs to bring glucose into the blood, so glucose can travel to and enter the cell.  What signals the liver and fat cells to release stored energy as glucose? What is the form of that stored energy in the liver? in fat cells?
  • Be able to list the factors that influence the amount of glucose used when exercising.
  • What is the role of lactate (the term was "lactic acid" in earlier editions)? Where is it secreted? Where is it eventually delivered?
  • What strategies help endurance athletes maintain blood glucose levels for a longer period?
  • What pre-exercise eating plan will help increase glycogen stored in muscle?
  • What post-exercise eating plan will help increase glycogen stores?
  • What is progressive weight training? How is it beneficial or harmful?
  • What is the common name for hypertension? Deficiency of which nutrients increases risk of hypertension?   What food groups provide those nutrients?
  • Be able to explain how the risk factors of gender, age, ethnicity or race (genetics), and weight affect your chance of developing hypertension. That is, what increases your risk of developing hypertension and what lowers it?
  • What are the symptoms of hypertension? Be able to list the types of physical damage hypertension can cause.
  • What percent of your total calories should come from fat? What percent from saturated fat?
  • What are arterial plaques? How do they affect your health? Most North Americans have them by what age?  What type of fat contributes most to plaque development? What type of diet slows plaque development?
  • What is atherosclerosis? What does an "atherogenic" diet (one that promotes atherosclerosis) look like?  Why is it harmful?  What food groups does it tend to be low in?
  • Be able to recognize foods naturally high in cholesterol. Hint: Review from chapter 5: "These 5 foods contribute about 70% of the food cholesterol in the US diet:  Eggs 30%; Beef 16%; Poultry 12%; Cheese 6%; Milk 5%."  You will need to apply this info on exams and your diet analysis project.
  • Some people carry excess body fat, but have healthy blood lipid levels, with no increased disease risk. Heredity can be one reason. What are others?
  • What are the dietary recommendations for cancer prevention?
  • How does atherosclerosis contribute to higher blood pressure (hypertension)? How does hypertension make atherosclerosis worse?
  • Which nutrients and food groups help reduce hypertension?
  • How does alcohol intake affect blood pressure?
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