Term
The unique structure and function of a protein is due to
A. the number of essential amino acids it contains
B. The Sequence of amino acids
C. The limiting amino acids
D. The number of peptide bonds |
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Definition
| B. The sequence of amino acids |
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Term
In which two organs of the digestive system are proteins chemically broken down
A. Mouth and stomach
B. Stomach and small intestine
C. Stomach and large intestine
D. Small intestine and large intestine |
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Definition
| B. Stomach and small intestine |
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Term
Why are certain amino acids classified as essential where others are nonessential
A. Essential AAs must be provided in the diet because the body can't make them
B. Nonessential AAs can be made in the body
C. A and B are both true statements
D A and B are both false statements |
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Definition
| C. A and B are both true statements |
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Term
From his 1 day diet, Carlos calculated he consumed 320 kcal of protein. If his recommended protein is 70 grams what portion did he get today?
A. below 2/3 of his recommended level
B. between 2/3 of his recommended level and the recommended level
C. above the recommended level but not double it
D. Double or more of the recommended level |
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Definition
| C. above the recommended level but not double it |
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Term
When comparing plant sources of protein to animal sources we could say
A. Plant sources tend to be high in saturated fat
B. Plant sources tend to be high in cholesterol
C. Animal sources tend to contain more soluble fiber
D. Plant sources tend to contain more dietary fiber |
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Definition
| D. Plant sources tend to contain more dietary fiber |
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Term
If you were shown a group of chemical structures and were asked to identify the one protein among them what would be the most distinguishing characteristic to look for?
A. at least one double bond
B. 5 or 6 carbon chain
C. 3 amino acids attached to a glycerol molecule
D. nitrogen in the structure |
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Definition
| D. nitrogen in the structure |
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Term
Choose the correct statement about carbohydrates
A. All monosaccharides contain 6-18 carbon atoms arranged in long strands
B. Dissachrides contain two monosacchrides bonded together
C. after enzymes break down carbohydrates, starch is absorbed in the blood
D. Carbohydrates provide 9kcal/gram |
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Definition
| B. DIssachrides contain two monosacchrides bonded together |
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Term
What do all carbohydrates have in common?
A. Digested in mouth and small intestine
B. consist of elements carbon, hydrogen and oxygen
C. provide bulk in colon
D. consist of glycerol plus one, two or three glucose units |
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Definition
| B. consist of the elements carbon, hydrogen, and oxygen |
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Term
Which answer correctly puts all indicated substances in the correct category
A. Monosacchrides: glucose, glycogen, fructose
B. Polysacchrides: dietary fiber, starch, glycogen
C. Digestible complex carbohydrates: starch, lactose, lactase
D. Fibers: galactose, pectin, glucose |
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Definition
| B. polysacchrides: dietary fiber, starch, glycogen |
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Term
Most carbohydrate absorption takes place in the _____?
A. mouth and small intestine
B. Stomach and large intestine
C. Small intestine
D. Stomach |
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Definition
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Term
When a high carb meal is eaten blood sugar levels _____ which stimulates the release of _______
A. decrease, glucogen
B. decrease, insulin
C. increase, glucagon
D. increase, insulin |
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Definition
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Term
Some people develop gas, cramps, and diarrhea when they consume certain carbohydrates such as lactose. What usually accounts for this
A. Levels of the enzyme needed to digest this are low
B. They drank too much fluid with the food
C. Less carb particles then usual arrived at the large intestine to feed the bacteria
D. The carbs were digested and absorbed faster then normal resulted in a rapid rise in glucose |
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Definition
| A. levels of the enzyme needed to digest this are low |
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Term
Which of the following foods have the most fiber?
A. Kidney beans
B. English muffins made with enriched powder
C. Orange juice
D. Corn flakes |
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Definition
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Term
A well documented health problem associated with excess sugar intake is
A. Dental caries
B. Type 1 diabetes
C. Diverticular disease
D. ADHD |
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Definition
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Term
What is the current recommendation for total carb intake?
A. 45-65% of total kcal
B. 250g per day
C. Decrease CHO to not more then 20-30 of total kcal
D. Any amount is acceptable |
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Definition
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Term
Select the correct characteristic of type I diabetes
A. Commonly associated with excess body fat
B. Typical treatment includes insulin therapy
C. Can be reversed with weight loss and exercise
D. All are correct |
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Definition
| B. Typical treatment includes insulin therapy |
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Term
Which of the following statements about lipids is correct?
A. Lipids are generally insoluable in water
B. Lipids are found in all cell membranes
C. Lipids under the skin help insulate the body
D. Lipids provide essential fatty acids in the diet
E. All of the statements are correct |
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Definition
| E. All of the statements are correct |
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Term
If a fatty acid only contains single bonds between each carbon in the chain what is it?
A. Saturated
B. Monounstaurated
C. Polyunsaturated
D. Supersaturated |
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Definition
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Term
Digestion and absoption of triglycerides occur mainly in the
A. mouth
B. stomach
C. Small intestine
D. Large intestine |
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Definition
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Term
What is the role of bile in the bodys handling of lipids?
A. Bile separates fatty acids from glycerol so they can be absorbed
B. Bile attaches to a very small proportion of fat in the small intestine and causes it to be excreted
C. Bile aids in the formation of lipoproteins
D. Bile helps keep lipids in small droplets in the small intestine |
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Definition
| D. Bile helps keep lpids in small droplets in the small intestine |
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Term
Omega 3 fatty acids are found in the ___ and their chemical structure is best described as ____
A. Whole grains, saturated
B. Refined oat bran, monounsaturated
C. Fatty fish, polyunsaturated
D. Flaxseed oil, unsaturated |
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Definition
| C. Fatty fish, polyunsaturated |
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Term
Which of the following changes in food choice can reduce fat intake
1. Nonfat milk instead of whole mile
2. water packed tuna instead of oiled
3. "lite" mayonaise instead of regular
4. Plain baked potato instead of fries
5. Regular margerine instead of butter |
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Definition
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Term
How do HDLs differ from LDLs
A. HDL contain more cholesterol and less triglycerides
B. contain more protein and less cholesterol
C. HDL carries lipids from liver to body cells while LDL carry lipids from body cells to liver
D. HDL carry lipids from small intestine to liver while LDLs carry lipids to body cells |
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Definition
| B. HDL contain more protein and less cholesterol then LDLs |
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Term
Identify the correct statement about the function of lipids
A. Lipids are essential because of their high energy level
B. Lipids can promote the absorption of some vitamins
C. Lipids are a major component of glycogen synthesis
D. 90% of the bodys lipids are in the fat surrounding internal organs |
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Definition
| B. Lipids can promote the absorption of some vitamins |
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Term
In terms of Heart disease which of the following is true>
A. as LDL cholesterol levels increase there is a decresed risk
B. As HDL cholesterol levels increase there is an increased risk
C. As LDL levels increase there is an increased risk
D. As HDL cholesterol levels decrease there is a decreased risk |
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Definition
| C. As LDL cholesterol levels increase there is an increased risk |
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Term
Studies of the Greenland Eskimos have demonstrated a relationship between the consumption of fish and the risk of heart disease. What is most likely the mechanism for the reduced risk when fish is consumed?
A. Protein in fish lowers cholesterol
B. Fish do not contain cholesterol
C. Fish contain fatty acids that reduce blood clotting
D. The Carbs in fish lowers cholesterol |
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Definition
| C. Fish contain fatty acids that reduce blood clotting |
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Term
Which of the following substances are potential sources of energy in the human body
A. Protein, carbs, mineral
B. Vitamins, lipids, carbs
C. Alcohol, lipids, protein
D. Carbs, proteins, vitamins
E. Water, vitamins, minerals |
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Definition
| C. Alchols, lipids, proteins |
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Term
What is the role of ATP in the body?
A. provides a universal source of energy for cellular processes
B. Transports lipids from small intestine to liver
C. sends signals from digestive system to brain to regulate food intake
D. Blocks histamine response |
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Definition
| A. Provides a universal source of energy |
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Term
Which is a common intermediate in metabolism of energy yielding nutritents
A. Actetly -CoA
B. NADH
C. glucagon
D. urea |
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Definition
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Term
Which substance is considered an energy source but not a nutrient
A. Water
B. Protein
C. Alcohol
D. Lipid |
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Definition
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Term
Which of the following can affect blood alcohol levels?
A. Consuming food with alcholic beverages
B. Quantity of alcohol consumed
C. Weight of person consuming alcohol
D. Gender of person consuming alcohol
E. All of the above |
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Definition
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Term
90% of alcohol consumed is metabolized to carbon dioxide, water, and energy by which of the following organs?
A. Stomach
B. Pancreas
C. Kidneys
D. Liver
E. Spleen |
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Definition
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Term
Which of the following represents the typical proportions of daily energy use for an average person?
A. BMR (35)PA (35) TEF (30)
B. BMR (10) PA 60 TEF 30
C. BMR 25 PA 65 TEF 10
D. BMR 65 PA 25 TEF 10 |
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Definition
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Term
The thermal effect of food
A.the energy required to convert a carbohydrate to a protein
B. the energy used to digest, absorb, and further process food
C. the production of excess body heat to dissapate excess energy
D. The process that must take place to continuously sustain life |
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Definition
| B. The energy used to digest, absorb, and further process food |
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Term
Mark is a muscular football player which is friend Bryan appears to be overweight. They are both the same height and weight, can they have the same BMI?
A. No since one is overweight and the other is muscular
B. Yes because BMI measures height and weight not body composition
C. Yes only because they are the same weight
D.Yes only because they are the same height |
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Definition
| B. because BMI measures height and weight |
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Term
Increased risk for which of the following is linked with obesity?
A. hypertension
B. Heart attack
C. Stroke
D. High blood LDL levels
E. All of the above |
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Definition
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Term
When an obese person loses weight(from fat loss) he usually
A. Reduces the size of his adipose cells
B. Reduces the number of his adipose cells
C. Reduces the size and number
D. reduces the insulin sensitivity of his adipose cells
E. None of the above |
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Definition
| A. Reduces the size of his adipose cells |
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Term
Which of the following correctly puts the phrase together?
A. lowerbody obesity/ more common in women/ less health risk
B. lower body obesity/ more common in men / less health risk
C. upper body obesity/ more common in men/ greater health risk
D. Both A and C are the right |
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Definition
| D. Both A and C are right |
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Term
If carletta wants to lose pound of fat per week and has previously maintainedher weight by 2200 calories each week how many calories should she eat now?
A. 1200
B. 1500
C. 1700
D. 2000 |
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Definition
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Term
Mishkas parents are both obsese. She has dieted 6 times each time losing a considerable amount of weight and subsequently regaining it and she doesn't like to exercise what is true about her situation
A. Her frequent weight loss atempts has most likely led to her gaining more weight
B. Her weight is genetic and she shouldn't try to fix it
C. Multiple weight loss attempts lowers her metabolism rate making it easier to gain weight
D. Her probelm results from poor habits because genetics is insignificant to obesity |
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Definition
| C. multiple weight loss leads to slower metabolism rate |
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Term
Identify the correct risks associated with too much or too little body fat
A. The risk for hypertension decreases as body fat decreases
B. The risk for some cancer decreases as body fat increases
C. The risk for death decreases as body fat increases
D. The risk for death increases at very low body weights |
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Definition
| D. The risk for death increase at very low body weight |
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Term
| Proteins are made up of what four elements |
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Definition
| Nitrogen, oxygen, hydrogen, carbon |
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Term
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Definition
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Term
| Recommended protein intake |
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Definition
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Term
| Best protein is from plants or animals |
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Definition
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Term
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Definition
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Term
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Definition
| severe deprivation of everything |
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Term
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Definition
| severe protein deprevation |
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Term
| Carbohydrates made of what elements |
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Definition
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Term
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Definition
| glucose, galactose, fructose |
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Term
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Definition
| maltose, sucrose, lactose |
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Term
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Definition
| starches, glcycogen, fiber |
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Term
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Definition
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Term
| kinked and has double bond and is a fat |
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Definition
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