Final :D !! Flashcards
All of the following are essential functions of carbs in the body expect one. Which one is the exception? A- spare body protein from degradation B- provide an energy source C- ensure proper fat metabolism D- form essential amino acids
D- form essential amino acids
All of the following are disaccharides expect one. Which on is the exception? A- glucose B- lactose C- sucrose D- maltose
A- glucose
Glycogen can be stored in which of the following structures A- kidney B- liver C- muscle D- both muscle and liver
D- both muscle and liver
Sucrose is the sweetest carbohydrate. Sucrose is the same as table sugar.
A- both statements are true
B- both statement are false
C- the first statement is true and the second statement is false
D- the first statement is false and the second statement is true
D- the first statement is false and the second statement is true
If blood glucose levels become too low:
A- epinephrine an corticosteroids act to help transport glucose into cells for use as energy
B- insulin is released from the pancreas stimulating glycogen breakdown in the liver
C- the body has no compensation mechanisms and will go into hypo metabolic shock if more carbohydrate is not consumed
D- glucagon is released from the pancreas, stimulating glycogen breakdown in the liver
D- glucagon is released from the pancreas stimulating glycogen breakdown in the liver
Lactose intolerance:
A- is an enzyme deficiency that develops only during childhood
B- causes symptoms such as bloating gas and stomach pain
C- is a milk allergy
D- occurs predominately in Caucasian females
B- causes symptoms such as bloating, gas, and stomach pain
Type 2 diabetes:
A- is caused by the over consumption of sugar
B- is termed synonymously with type 1 diabetes
C- accounts for 90-95% of all diagnosed diabetes cases
D- occurs only in children
C- accounts for 90-95% of all diagnosed diabetes cases
The process of converting glucose into glycogen for storage is known as glycogenesis. T or F
True
The most important monosaccharide physiologically is A- sucrose B- triose C- hexose D-pentose
C- hexose
Complex carbohydrates such as starch and fiber consist of long glucose. T or F
True
Glucose is also know as dextrose. T or F
True
_________ can hydrolyze starch in the mouth to more cariogenic sugars
Salivary amylase
____________ is the body’s process of using noncarbohydrates as a source of blood glucose
Gluconeogenesis
_______ is the body’s process of oxidizing glucose for energy and the aerobic end product is acetyl-CoA or pyruvate
Glycolysis
________ is a hormone that raises the blood glucose level
Glucagon
Carbohydrates are made of hydrogen, carbon, and oxygen. Carbohydrates are metabolized like a fat and yield 7 kcal/gram.
A- both statements are true
B-both statements are false
C- the first statement is true and the second statement is false
D- the first statement is false and the second statement is true
C- the first statement is true and the second statement is false
The chemical structure of sugar alcohols resembles part sugar and part alcohol. T or F
True
The term carbohydrate only refers to simple sugars. T or F
False
The sugar found in milk is A- sucrose B- lactose C-maltose D- none of the above
B- lactose
Which of the following is/are common nutrient deficiency of concern in persons who are lactose intolerant? A- vitamin c B- calcium C- vitamin D D- b and c
D- b and c
All of the following are true regarding food labels expect one. Which one is the exception?
A- the grams of fat and percentage of calories from fat must be stated on the label
B- coffee, tea, and restaurant foods are required to have nutrition labels by law
C- the use of health claims and terms such as “low” or “high” regarding foods must meet legally specific criteria
D- the contents of the product must be listed in order of weight from the most to the least
B- coffee, tea, and restaurant foods are required to have nutrition labels by law
A poppy seed bagel with cream cheese contains 32 g of carbohydrate, 9 g of fat, and 2 g of protein. Calculate the amount of calories from carbohydrate, fat and protein present in this food A- 32, 36, 8 B- 32, 9, 2 C- 128, 36, 18 D- 128, 81, 8
D- 128, 81, 8
A nutrition facts panel is required on food labels and provides specific nutrient data based on a mean of the DRI’s for adults with calorie requirements of 2,800 cals per day. T or F
False
The \_\_\_\_\_\_ requires detailed food labels on foods and beverages and maintains strict guidelines over the use of health claims and terms such as " light", "natural", and "fat free" A- CDC B- OSHA C- FDA D- OSAP
C- FDA
Energy requirements increase during which of the following physiological periods? A-lactation B- pregnancy C- adolescence D- all of these
D- all of these
Weight loss can cause dentures to no longer fit properly. T or F
True
All of the following increase a persons resting energy expenditure (REE) except one. Which one is the exception? A- pregnancy B- shivering C- high amount of lean body tissue D- old age
D- old age
The total mount of energy needed is the sum of an individuals
A- Thermic effect of food
B- resting energy expenditure
C- energy expenditure for physical activity and arousal
D- all of the above
D- all of the above
A calorie if the amount of energy needed to raise the temperature of 1 kilogram of water at a specified temperature by 1 degree Celsius (1.8 degree F). Foods provide energy needed for the body
A- both statements are true
B- the first statement is true and the second statement is false
C- the first statement is false and the second statement is true
D- both statements are false
A- both statements are true
Physical activity level
A- should be included in a persons total energy expenditure using a factor that is characteristic of his or her activity level
B- is higher for females than males
C- is basically the same for all people
D- should be factored into ones total energy expenditure only if he or she is a professional or highly trained athlete
A- should be included in a persons total energy expenditure using a factor that is characteristic of his or her activity level
Resting energy expenditure (REE), also known as resting metabolic rate (RMR) or basal metabolic rate (BMR), it is the major component of energy output for about 7-13% of daily energy expenditure
False
The thermal effect of food is the minimal amount of energy needed to sleep each night. It accounts for 7-13% of the daily energy consumed and is directly proportional to the size of the meal ingested.
A- both statements are true
B- both statements are false
C- the first statement is true, the second is false
D- the first statement is false, the second is true
D- the first statement is false, the second is true
How does fat distribution affect disease risk?
A- distribution of body fat does not affect disease risk
B- weight gain in the upper body has an increased risk
C- weight gain in the lower body has an increased risk
D- none of the above
B- weight gain in the upper body has an increases risk
A pear (gynoid) shape fat pattern is associated with a greater risk of developing chronic disease. T or F
False
BMI is a single number, useful in expressing the relationship between body weight and height. A normal BMI is 25.0-29.9.
A- both sentences are true
B- the first sentence is true and the second is false
C- the fury sentence is false, the second sentence is true
D- both sentences are false
B- the first sentence is true and the second sentence is false
More precise body complication measurements uses to obtain estimates of body fatness include \_\_\_ A- bioelectrical impedance analysis B- dual energy X-ray absorptiometry C- hydrodensiometry D- plethysmography E- all of the above F- none of the above
E- all of the above
\_\_\_\_\_\_ provides 9 calories/ gram A- protein B- carbohydrates C- alcohol D- fat E- water
D- fat
Obesity increases ones risk for diabetes mellitus, which in turn may increase ones risk for periodontal disease. T or F
True
The dietary guidelines for Americans 2010 provide key recommendations for weight management and physical activity. T or F
True
What is the storage form of iron A- transferrin B- ferritin C- heme iron D- hemochromatosis
B- ferritin
Magnesium is classified as a micro mineral. T or F
False
Iodine exists mainly as the iodide ion. In the body, most iodine is located in the thyroid gland with lesser amounts in skin, skeleton, and salivary and stomach and other endocrine glands.
A- both statements are true
B- both statements are false
C- the first statement is true and the second statement is false
D- the first statement is false and the second statement is true
A- both statements are true
\_\_\_\_\_\_\_ is essential for the normal proliferation of epithelial cells A- vitamin A B- vitamin B C- vitamin D D- vitamin K
A- vitamin A
Vitamin K’s only function in the body is blood clotting. Anticoagulants such as coumarin can counteract vitamin K activity
A- both statements are true
B- the first statement is true and the second is false
C- the first statement is false and the second statement is true
D- both statements are false
C- the first statement is false and the second statement is true
Rickets, the vitamin D deficiency disorder of infants and children results in defective bone mineralization. T or F
True
All of the following statements about vitamin A are true expect one. Which on is false?
A- toxicity is rare and has no known effects
B- night blindness is a sign of deficiency
C- deficiency is rare in developed countries
D- deficiency can cause failure of tissues to develop or regenerate properly, resulting in impaired healing
A- toxicity is rare and has no known effects
What element is present in all vitamins? A- carbon B- nitrogen C- sulfur D- oxygen
A- carbon
Vitamin E is a group of compounds generally organized into retinoids and carotenoids. T or F
False
A variety of factors can affect vitamin D requirement which include
A- periods of rapid growth
B- older people in whom slowing down of body processes may impede vitamin absorption and activation
C- active use of sun screen
D- use of Dilantin
E- all of the above
E- all of the above
In general one can survive \_\_\_\_\_ days without water A- 25 B- 2-3 C- 1 D- 30
B- 2-3
About two thirds of body water is: A- not located within a membrane B- extra cellular C- found in the lower body D- intercellular
D- intracellular
Extra cellular fluid consists of A- blood B- lymph C- interstitial fluid D- all of the above
D- all of the above
The DRI for water is A- 1 ml/kcal of food eaten B- there is no specific DRI for water C- 10 cups/ day D- 8 cups/ day
B- there is no specific DRI for water
Acute dehydration may occur in association with A- excessive use of diuretics B- intense exercise C- depressed thirst recognition D- all of the above
D- all of the above
Water serves as the basis for saliva and digestive juices. T or F
True
Recently, the US department of health and human services and the US environmental protection agency proposed that the recommended amount of fluoride in drinking water that confers optimum protection against dental caries be adjusted to contain from 0.7 to 1.2 mg per liter. T or F
False
Effects of too much fluoride are called _______
Fluorosis
The functions of fluoride include: A- integrity of bone and teeth B- reduces the risk and prevalence of dental caries C-increases bone density D- all of the above
D- all of the above
Fluoride is a mineral that enhances tooth and bone health when provides in optimal amounts through the life span. Fluoride increases tooth resistance to dental caries primarily through systemic effects. A- both sentences true B- both sentences false C- first sentence true, second false D- first sentence false, second true
C- the first sentence is true, second is false
Amino acids are building blocks for \_\_\_\_\_ A- minerals B- vitamins C- proteins D- carbs E- none of the above
C- proteins
The protein digestibility corrected amino acid score has become the standard for determining protein quality. T or F
True
Nine amino acids cannot be synthesized in adequate amounts in the human body an are therefore considered: A- essential (indispensable) B- dispensable (nonessential) C- D-form amino acids D- unnecessary
A- essential
The end result of the digestion of dietary protein is A- small peptides B- oligopeptides C- amino acids D- none of the above
C- amino acids
The product transcription is A- tRNA B- codons C- mRNA D- DNA
C- mRNA