When a person eats sugary foods,then organisms A present in his mouth act on sugar to produce a substances B .the substance B first dissolves the calcium salt from the top part C of the tooth and then from its middle part D forming holes E. these holes ultimately reach the part F in the lower part of the tooth which contains nerve and blood vessels .the substance B irritates the nerve endings inside the tooth causing toothache?
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Answered by
47
Answer
a) A bacteria, ii) Acid
b) B enamel and dentine
c) dental carries
d) pulp cavity
e). inflammation and infection will occur leading to serve pain.
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Answered by
8
Answer:
a)bacteria, ii)acid
b)B enamel and dentine
c) dental carries
d)pulp cavity
e) inflammation and infection will occur leading to serve pain.
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