Hambad

1. Kui vanalt hakkavad tulema  inimesele esimesed hambad?.............................................

2. Mitu piimahamast kasvab inimesele kokku? ........................................

3. Millal algab lastel hammastevahetus ja millised hambad vahetuvad kõigepealt?
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4. Mitu jäävhammast on inimestel? .......................

5. Mille poolest erinevad piimahambad jäävhammastest?
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6. Mida tead hamba ehitusest?

Igal hambal on ......................................., millega ta kinnitub tugevasti lõualuuse.
Avade kaudu juuretippudes ulatuvad .................................................................................... hamba sisemusse.
Hammas koosneb tugevast ................................ koest.
Hammast katab pealt kõige tugevam luukoe kiht - ....................................................... .
Hamba sisemuses on hambakroon.

7. Mis põhjustab hammaste haigestumist?
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8. Milline on kõige levinum hambahaigus maailmas? ...................................................
    Kuidas saab seda haigust vältida?
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9. Kirjuta siia, millised nõuded kehtestaksid oma lapsele, et neil oleksid terved hambad?
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Vastused leiad:
http://www.uninet.ee/~mvink/uus/index2.htm
http://miksike.ee/lisa/4klass/5energia/hambad.htm