QUIZ -Chapter 25-
1.
What is the primary role of the TCA cycle in the
production of ATP?
2.
What is the electron transport system’s role in
the generation of ATP?
3.
How does a decrease in the level of cytoplasmic
NAD affect ATP production in mitochondria?
4.
NADH produced by glycolysis in skeletal muscle
fibers leads to production of two ATP molecules in mitochondria, but NADH
produced by glycolysis in cardiac muscle cells leads to production of three ATP
molecules. Why?
5.
Why is oxidative phosphorylation the most
important mechanism for generating ATP?
6.
What consequence(s) is (are) the result of a
dietary deficiency of one or more essential amino acids?
7.
Why are proteins an impractical source of quick
energy, a “last ditch” source of energy
8.
Why are high-density lipoproteins (HDLs)
considered beneficial?
9.
Why is catabolism of dietary carbohydrates and
proteins considered “not as productive” as catabolism of lipids?
10.
Why are LDLs considered “bad cholesterol”?
11.
Why does hypervitaminosis more commonly involve fat-soluble
vitamins?
12.
What process in the liver increases after you
have eaten a high-carbohydrate meal?
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