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Nutrition midterm review ch4
Carbohydrates
13
Other
2nd Grade
10/08/2007

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Term
Why refined sugars are considered empty calories
Definition
Refined sugars are low in nutrient density and therefore are described as empty calories- calories that bring nothing with them.
Term
Simple Carbohydrates
Definition
sugars; include mono and disaccharides
Term
Complex carbohydrates
Definition
sugar molecules linked together in straight or branching chains (starch and fiber)
Term
What happens to Carbs that can not be digested?
Definition
Add to the bulk of feces
Term
Glucose
Definition
the promary form of carbohydrate used to produce energy in the body "blood sugar"
Term
What is meant by Carbohydrates spare protein
Definition
the liver makes glucose from amino acids. Amino acids are converted to glucose instead of being used as protein.
Term
Why it is important to keep blood sugar levels in normal range
Definition
so that an adequate amount of hormones can be produced (insulin) that allows glucose to be taken into the cells of the body.
Term
Diabetes
Definition
A disease caused by wither insufficient insulin production or decreased sensitivity of cells to insulin. results in elevated blood glucose levels.
Term
Type 1 diabetes
Definition
The body's own immune system destroys the insulin secreting cells of the pancreas.
Term
Type 2 diabetes
Definition
insulin resistance and relative insulin deficiency
Term
What is important about a diet high in unrefined carbs
Definition
unrefined carbohydrates decrease diabetes risk as well as provide more nutrients.
Term
Portion of the food label that helps identify foods high in feber and added sugars
Definition
The ingredients list
added sugar = sucrose
fiber = whole wheat
Term
How many calories should come from added or refined sugar?
Definition
no more than 25% should come from added or refined sugar because they provide carbohydrate calories but few essential nutrients
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