books من ماذا يتكون السن
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# tooth crown
# tooth stone
# laughing tooth
# tooth parts
# sides of the tooth
# Felony tooth extraction
# hollow tooth
# curvature of the root of the tooth
# tooth kinetics
# tooth head
# Milk tooth removal
# Interpretation of a dream about extracting a tooth
# Symptoms of neuritis of the tooth
# loss of anchorage of the tooth
# tooth crown fracture
# Pain after tooth extraction and infection
# tooth structure
# tooth preparations
# The surface between the tooth and the gums
# Compensation for lost tooth
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Source: mawdoo3.com
من ماذا يتكون السن (Info)
يتكون السن من أربع أقسام، لكن أكثر ما يتأثر باصفرارها هما المينا والعاج، فأنسجة المينا هي تلك التي تغطي السن وتحميه، أما العاج فهو الذي يدعم المينا ويحمل الأعصاب.
