四年级科学(人类呼吸)
Quiz
•
Science
•
4th Grade
•
Medium
Wayground Content
Used 17+ times
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15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
人类用什么器官来吸入空气?
鼻子和口
耳朵
手
眼睛
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
气管的作用是什么?
气管是连接喉咙和肺的管道,负责输送空气。
气管是消化系统的一部分,负责食物的运输。
气管是心脏的保护膜,防止外部伤害。
气管是神经系统的一部分,负责传递信号。
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
什么是气体交换?
气体交换是指氧气进入血液,二氧化碳从血液排出到肺部的过程。
气体交换是指血液中的氧气被转化为二氧化碳的过程。
气体交换是指空气中的氧气被吸入并储存于体内的过程。
气体交换是指二氧化碳通过皮肤排出的过程。
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
为什么呼吸对人类很重要?
呼吸为身体提供氧气,帮助细胞进行新陈代谢。
呼吸是为了排出二氧化碳。
呼吸可以增强免疫系统。
呼吸有助于消化食物。
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
肺的结构有什么特点?
肺的结构简单,内部没有气囊。
肺的结构复杂,内部有许多小气囊(肺泡),用于气体交换。
肺的结构主要由肌肉组成,负责呼吸。
肺的结构是平坦的,主要用于过滤空气。
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
吸气时,胸腔会发生什么变化?
胸腔会收缩。
胸腔会扩张。
胸腔的形状不会改变。
胸腔会变得更加紧凑。
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
人类呼吸的过程是怎样的?
人类通过鼻孔、气管和肺进行呼吸。
人类通过口腔和食道进行呼吸。
人类通过皮肤进行呼吸。
人类通过耳朵进行呼吸。
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