
三年级科学 人类
Authored by Mandy Sin
Science
1st Grade
Used 48+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
门齿有什么功能?
撕裂食物
磨碎食物
切断食物
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以上图片所显示的是什么牙?
乳牙
恒牙
假牙
补牙
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
恒牙共有多少颗?
20
32
12
24
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下哪项是血管的说明?
让我们感觉到冷、热或疼痛
环绕牙齿的基部
牙齿的最外层,很坚硬
为牙齿提供所需的营养
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
试选出图中A构造的名称。
牙龈
血管
釉质
牙本质
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
哪项技术能代替被拔掉的恒牙?
假牙
牙齿矫正
根管治疗
补牙
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
碳水化合物对人体有什么重要性?
能调节体温
能预防便秘
能帮助成长
能提供精力
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