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27 Cards in this Set
- Front
- Back
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List the most influential nutrients of tooth structure.
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calcium, phosphorus, vitamins A,D,C, fluoride, and protein.
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Which of the following are factors of caries formation?
a. pits b. fissures c. position of teeth d. all of the above |
d. all of the above
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The development of salivary glands occur during ____ week in utero.
a. 3rd b. 4th c. 5th d. 7th |
a. 3rd
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What are the essential nutrients for growth, development, & secretion from the salivary glands?
a. Vitamin A b. Protein c. Lipopolysachharides d. a & b e. b & c |
d. a & b
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True or False
Saliva does not act as a buffer |
False
It does. |
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Which of the following is not found in saliva?
a. calcium b. sodium c. fluoride d. phosphorus e. bicarbonates f. proteins |
b. sodium
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True or False
The composition of plaque is unaltered as it ages and is strongly influenced by the diet. |
False - Saliva is altered as it ages
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What organisms are responsible for caries?
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streptococcus mutans and lactobacillus acidophilus
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Demineralization occurs when the pH of plaque is ___ or lower.
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5.5
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True or False
Polysaccharides are less cariogenic than mono & disaccharides |
True
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Metabolic products of sugar metabolism include all of the follwing EXCEPT
a. acetic acid b. butyric acid c. hydrochloric acid d. formic acid e. lactic acid f. propionic acid |
c. hydrochloric acid
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True or False
Sorbital and Mannitol are fermented more slowly in the mouth than monosaccharides and disaccharides |
True
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Which of the following cannot be broken down by oral flora because the enzyme for fermentation is lacking and also is responsible for inhibiting s.mutans?
a. mannitol b. sorbital c. sucralose d. xylitol |
d. xylitol
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_____ & _____ are two nutrient classes that are considered anticariogenic because they do not lower plaque pH.
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protein & fat
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What two minerals provide caries protective qualities?
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calcium and phosphorus
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Give some examples of ingrediants of cariostatic foods & noncariogenic foods.
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Protein, casein, phosphorus, calcium, cheese
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True or False
A consistuent in chocolate known as the cocoa factor has anticariogenic effect. |
True
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_____, the actice ingredient in licorice, can also be considered anticariogenic.
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Glycyrrhiza acid (but contraindicated w/ antihypertensive)
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____ oral clearance means longer exposure of the tooth to acid attack.
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slow
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Acid attack upos exposure to sugar generally lasts ___ minutes.
a. 15 b. 20 c. 25 d. 30 |
b. 20
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When should you consume carbohydrates?
a. in the morning b. before bed c. at mealtimes d. frequently |
c. at mealtimes so other foods can neutralize the acid
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True or False
Saliva flow is increased while sleeping. |
False - saliva flow is decreased during sleep
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Uninterrupted acid production can be harmful for up to ____ hour(s).
a. 1/2 b. 1 c. 2 d. 3 |
c. 2
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The dental hygiene plan includes ____ & ____ data.
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objective and subjective
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More than ____ acid exposures in one day are generally considered high.
a. 1 b. 2 c. 3 d. 4 |
b. 2
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Ingredients on a food label are listed in order of ______.
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concentration
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A food containing ______ per serving for sugars is generally considered a low sugar food.
a. 5 gm b. 50 gm c. 500 gm d. 5000 gm |
a. 5 gm
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