Straighterline Nutrition Final Exam Practice
Questions with Approved Answers.
What is the purpose of the Dietary Guidelines for Americans, 2010? to help
Americans choose an overall healthful diet
The walls of the small intestine are folded, and within the folds are fingerlike
projections called villi
A function of the large intestine is to absorb water and minerals
The monosaccharides important in nutrition are fructose, glucose, and
_______________. galactose
The study of the ways nutrients and food influence gene expression is called
nutrigenomics
How much moderate-intensity exercise is recommended in order to decrease an
individual's risk of chronic disease? 30 minutes per day
What is the major monosaccharide found in the human body? glucose
Which of these is a complex carbohydrate that cannot be broken down by the
human digestive process? fiber
,What is an advantage of fat as a source of fuel for exercise? It supplies more
than twice the energy of carbohydrates
In the human body, when is glycogen synthesis greatest? immediately
following exercise*
what is the first step in the production of energy from food? anaerobic
breakdown of glucose in the cytoplasm
a cell's genetic material is contained in its nucleus
the primary functions of epithelial tissue in the lining of the respiratory tract are
to secrete important substances, absorb nutrients, and excrete waste*
what happens in the human body when too much Vitamin C is consumed via
supplements? It is excreted in the feces and urine
what substances manufactured by the endocrine glands act as chemical
messengers in the body? hormones
what is the term for the partially digested food mixture as it leaves the stomach
and enters the small intestine? chyme
how does the body regulate blood glucose levels after a meal? insulin is
released from the pancreas
, which of these is the only animal-derived food that contains a significant amount
of carbohydrates? milk
which enzyme breaks down carbohydrate? amylase
what product is formed as a result of the incomplete breakdown of fat when
carbohydrates are not available to the body? ketones
which type of fats can raise the low-density lipoprotein (LDL) level in the blood?
saturated
which of the following is a risk factor for cardiovascular disease? blood
pressure > 138/89 mg HG*
if a 100-calorie serving of food has 10 grams of fat, what percentage of the
calories in that food is fat? 90%
plant proteins are considered incomplete when they are missing which of these?
essential amino acids
edema can be caused by a lack of which substance in the bloodstream?
protein
the enzymatic digestion of protein begins in the stomach
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