a. Describe the effect of standard of living on tooth decay in town A. b. Suggest reasons why a low standard of living may have the effect you describe in your answer to a. c. Describe the effect of adding fluoride to drinking water that does not naturally contain

Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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a. Describe the effect of standard of living on tooth decay in town A. b. Suggest reasons why a low standard of living may have the effect you describe in your answer to a. c. Describe the effect of adding fluoride to drinking water that does not naturally contain fluoride. d. Suggest reasons for the differences in the results for town B and town C.
• the general standard of living of the family, measured using a score from -30 (very high living standards) to-
ther or not Huonde was added to the drinking water, or if the water haturany colntained fluoride (8...
d Sugge
known to strengthen tooth enamel)
(very low living standards).
The results are shown in the graph.
4.0
3.5-
3.0 -
25-
2.0
1.5-
1.0 -
C
0.5
-30
-20
-10
10
20
30
40
50
high
Standard of living
low
B town where water does not
naturally contain fluoride, and
where fluoride was added
A town where the water does
C town where water naturally
not naturally contain fluoride, and
where fluoride was not added
contains fluoride
Mean number of decayed teeth
in five-year-olds
Transcribed Image Text:• the general standard of living of the family, measured using a score from -30 (very high living standards) to- ther or not Huonde was added to the drinking water, or if the water haturany colntained fluoride (8... d Sugge known to strengthen tooth enamel) (very low living standards). The results are shown in the graph. 4.0 3.5- 3.0 - 25- 2.0 1.5- 1.0 - C 0.5 -30 -20 -10 10 20 30 40 50 high Standard of living low B town where water does not naturally contain fluoride, and where fluoride was added A town where the water does C town where water naturally not naturally contain fluoride, and where fluoride was not added contains fluoride Mean number of decayed teeth in five-year-olds
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