图中显示人类的某个器官。以下哪项是图中器官的主要功能?
四年级科学单元2 人类呼吸

Quiz
•
Science
•
4th Grade
•
Medium
Miya Tee
Used 5+ times
FREE Resource
33 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
保护气体不受污染
使体内充满氧气和水分
使氧气和二氧化碳可以进行交换
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
图一显示人类的呼吸系统。哪项是吸气时空气进入体内的秩序?
P, R, S
Q, R, P
P, S, R
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
当我们在呼吸时,膈会往下移,使胸腔扩张。哪项是吸气过程时的正确排列?
空气-》鼻子 -》气管 -》肺
空气-》 气管-》 鼻子-》 肺
肺-》鼻子-》 气管-》 空气
肺-》气管-》鼻子-》 空气
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
什么是呼吸率?
人体排出废物的过程
人体在吸气时空气所经过的通道
人体在一天内排出体内废物的次数
胸腔在固定时间内扩张和收缩的次数
6.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
吸气时,胸腔会( ),横膈膜会( )。
扩张
收缩
向上
向下
7.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
呼气时,胸腔会( ),横膈膜会( )。
扩张
收缩
向上
向下
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