哪个条形统计图能正确地显示威信进行上图中的活动的呼吸率?
四年级科学:人类-呼吸

Quiz
•
Science
•
4th Grade
•
Easy
MA Moe
Used 95+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
图中显示人类在吸气时的情况。哪项和上述情况无关联?
膈下降
胸腔扩张
肺泡把氧气输送到血管里
肺泡吸收二氧化碳并排出体外
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
图中显示人类呼气时气体交换的情况。哪项是空气在呼吸道传送的过程?
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
什么是呼吸率?
进行活动时,呼气和吸气的氧气含量
胸腔在固定时间内扩张和收缩的次数
进行活动时,呼气和吸气的二氧化碳含量
进行活动时,一分钟内气体在肺内进行交换的次数
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下哪个是人类的呼吸器官?
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下哪项说明是正确的?
人类所吸入的空气中全都是氧气
人类所吸入的空气中全都是二氧化碳
肺是人类的呼吸器官,气体进行交换的场所
吸气时,空气排出体外;呼气时,空气进入体内
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
P是什么?
膈
肺泡
血管
气管
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