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38 Cards in this Set

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What help does a buffer perform
Helps maintain a constant pH
Which of the following are proteins that inactivate foreign bacteria and viruses?
Antibodies
Which of the following is involved in the clotting of blood?
Fibrin
What describes the structure of an antibody
Large protein molecule
What is the fate of excess dietary proteins?
After absorption, the extra amino acids will be rapidly degraded
If the diet is lacking an essential amino acid, what will be the course of action?
Protein synthesis will be limited
What is complementary protein nutrition?
A strategy of combining plant proteins in the same meal to improve the balance of essential amino acids.
What is the most likely explanation for the fatty liver that develops from protein deficiency?
Inability of the liver to synthesize lipoproteins for fat export.
What organ does hydrolysis begin?
Stomach
What digestive enzyme would be most affected in people who are unable to produce hydrochloric acid?
Pepsin
In relation to protein synthesis, the role of DNA in the nucleus is to
make messenger RNA as a translation of the DNA code
The physical site where amino acids are sequenced in the cell is
ribosome in the cytoplasm
Which of the following best describes the structure of messenger RNA?
It is nucleic acid copy of nuclear DNA
Wood fire grilled pork chop
An 8 oz bone-in pork chop cooked on the wood fire grill served with our Creole marmalade. Paired with fresh steamed green beans and garlic mashed potatoes. must get temp
Pork 8oz
As a percentage of daily energy intake, what is the recommended range for essential fatty acids?
5.6 - 11.2
For most adults, what is the recommended minimum amount of fat that should be consumed, as a percentage of total energy intake?
20
What element if found in proteins but NOT in carbohydrates and fats?
Nitrogen
What is meant by the amino acid sequence of a protein?
Order of amino acids in the peptide chain
Approximately how many different amino acids are used in the synthesis of body proteins?
20
What is the storage site of bile?
Gallbladder
Which of the following is characteristic of the lipase enzyme?
Salivary gland lipase plays a significant role in fat digestion in infants
Which of the following lipids is an essential nutrient?
Linoleic acid
Approximately what percentage of the body's energy needs at rest is supplied by fat?
60
What is the name of the sweetener consisting of a mixture of glucose and fructose formed by chemical hydrolysis?
Invert sugar
What is the chemical composition of fats?
Fatty acids and glycerol
Lipids differ in their degree of saturation or unsaturation due to their number of
double bonds
Which part of the gastrointestinal tract is the predominant site of dietary fat hydrolysis?
Small intenstine
Which is the first organ to respond to an increase in blood glucose concentration?
Pancreas
Which of the following is part of the maltose, sucrose, and lactose?
glucose
What is the reaction that links two monosaccharides together?
Condensation
What are cellulose, pectin, hemicellulose, and lignin?
Fibers
What plays a major role in the breakdown of certain types of dietary fiber in the large intestine?
Bacteria
Glygocen is stored mainly in which of the following tissues?
Muscle and liver
What enzyme does not act on simple sugars?
Amylase
The role of the liver in monosaccharide absorption is to convert
Fructose to glucose
Absorption of nutrients by intestinal cells occurs by
tranmigration
If you were tracing the various products of digestion to absorption and transport in the body, and you focused on the fat soluble vitamins and large fats, which circulatory system would you be monitoring?
Lympathic system
The presence of fat in the intestines stimulates cells of the intestional wall to release
CCK