Download McCafferty NFSC 303 Review for Exam III

McCafferty
NFSC 303 Review for Exam III
Fall 2006
This review sheet is meant to assist you in studying for the exam. It is not meant to
replace studying your lecture notes or completing the reading and practice assignments.
You may use a calculator during the exam. Cell phone calculators, PDA’s or other datastoring devices will not be allowed.
Lipids
Functions of lipids, classifications, and examples of each type.
What are the essential fatty acids?
Know the difference between sat’d, monounsat’d and polyunsat’d fatty acids and food sources for
each.
What is hydrogenation and why is it used?
What are trans FA’s, and what is there significance from a health standpoint? What’s the main
food source of trans fats in the US? (Not just margarine! All processed foods)
Review omega 3 fatty acids, their health significance, and food sources, including recommended
intakes of fish
Review reduced fat products and fat substitutes
Completely understand lipid digestion and absorption, including the function of bile and
chylomicrons.
Know the recommended serum levels of each lipoprotein, total cholesterol, and triglycerides.
Heart Disease
Understand the risk factors, progression, and consequences of atherosclerosis
Review terms: thrombosis, embolism, angina, etc.
Role of exercise
Clearly understand the role of diet in the prevention of heart disease. We discussed fat,
sat’d fat, monounsaturated, polyunsaturated, trans fats, sodium, alcohol, antioxidants,
phytochemicals, fiber, fish, and soy.
Protein: (as far as we get during Tuesday’s lecture)
Review structure and functions of protein/AAs. What is the difference between the amino acids
found in sports supplements and the amino acids found in food?
What is an EAA? What is an NEAA? What is the process called by which NEAAs are formed?
What is transamination? Deamination?
Trace protein digestion and absorption. Why does the first part of protein digestion occur in the
stomach? Contrast the protein digestive enzymes in the stomach vs. the small intestine.
What is the protein RDA (a) for men, (b) for women, and (c) based on body weight? Be able to
calculate protein needs based on body weight. How much is too much? How do we derive these
recommendations (nitrogen balance studies, etc.)
Know the consequences of excessive protein intake why they arise.
What are the specific protein recommendations for athletes? (are these RDAs?)
Average male/female consumption in the US?
Do athletes tend to need protein supplements? Why or why not?
Understand the process of making ATP from protein. What’s a better source of endogenous
glucose, protein or fat? Understand gluconeogenesis; when it occurs, gluconeogenic compounds,
etc. Understand the basics of ketogenesis.