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健康知識大挑戰-2

Authored by Lynn Chen

Other

6th Grade

Used 5+ times

健康知識大挑戰-2
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30 questions

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1.

MULTIPLE CHOICE QUESTION

10 sec • 5 pts

氟化物對牙齒的主要功能是美白牙齒。

O
X

2.

MULTIPLE CHOICE QUESTION

10 sec • 5 pts

恆牙總共有20顆。

O
X

3.

MULTIPLE CHOICE QUESTION

10 sec • 5 pts

下列哪種是貝氏刷牙法的要領?

每次刷2顆,來回震動 十次,牙刷放在牙齒與 牙齦交接處呈45~60度角
用力刷
刷毛與牙齒呈90度
隨意刷

4.

MULTIPLE CHOICE QUESTION

10 sec • 5 pts

蛀牙侵蝕到哪一層後,接觸冷或熱的飲食會產生酸痛感?

琺瑯質
象牙質
牙髓質
舌側面

5.

MULTIPLE CHOICE QUESTION

10 sec • 5 pts

牙菌斑是甚麼?

附在牙齒表面的細菌及其產物
食物殘渣附在牙齒上
牙齒形成過程鈣化不全所致
只是一個定義

6.

MULTIPLE CHOICE QUESTION

10 sec • 5 pts

氟化物對牙齒的主要功能為何?

強化琺瑯質對抗酸能力
美白牙齒
增加牙齒堅硬能力
沒有用處

7.

MULTIPLE CHOICE QUESTION

10 sec • 5 pts

式刷牙法牙刷要以幾度放在牙齒與牙齦交接地方刷牙?

30度
45度
90度
120度

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