15th Edition
Sizer + 3 others
ISBN: 9781337906371




15th Edition
Sizer + 3 others
ISBN: 9781337906371
Textbook Problem

The body’s use of fat for fuel without the help of carbohydrate results in the production of

a. ketone bodies

b. glucose

c. starch

d. galactose

Summary Introduction


During the process of low food intake, ketone bodies are produced from fatty acids by the liver. Ketone bodies are produced under circumstances like fasting, starving, low carbohydrate diets and prolonged exercise and many others.


Option (a) ‘ketone bodies’ are the correct answer because in the scarcity of carbohydrates, the liver will not break down the fat completely. In this situation, it uses ketone bodies to provide energy to most of the cells. Hence, option (a) is the correct answer.

Option (b) is ‘glucose’. The glucose can also be stored as energy for later use. The body by the process of glycolysis forms glucose and stores it, which is needed in immediate circumstances. It is not the product of fat metabolism...

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