04_第12屆全國國小學童潔牙
Authored by star Lee
Education
4th Grade
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23 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
人類嬰幼兒2歲半左右，20顆乳牙萌發完畢，此時稱乳牙齒列期，6至12歲口中有乳牙也有恆牙，此時我們稱為恆牙齒列期。
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2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
牙齒最內層為牙髓腔，僅有神經組織，牙痛時將神經除去，所以稱為抽神經。
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3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
潔牙不乾淨時留下的食物殘渣會刺激牙齦造成發炎現場，因而形成牙周疾病。
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4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
牙齒的鄰接面因牙刷無法清理需靠牙線，否則容易形成齲齒或牙周疾病。
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5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
牙周病是中年以後被拔除的主因，形成牙周病罪魁禍首是牙菌斑，和齲齒病原不同。
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6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
牙菌斑不易以肉眼看出，必須藉助牙菌斑顯示劑才可看出。
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7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
口中牙菌斑未清除乾淨，日久經由唾液中礦物質沈澱會鈣化成牙結石，需要更用力刷牙及使用牙線，才能清除乾淨。
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