库斯莫尔呼吸特征是（）
A.呼吸幅度由浅至深，再浅至停
B.呼吸与暂停相交替
C.呼吸表浅、快速
D.呼吸深大、频率稍快
E.呼吸急促、有屏气
参考答案：D
解析：库斯莫尔呼吸又称深度呼吸，是一种深而规则的大呼吸。见于糖尿病酮症酸中毒和尿毒症酸中毒等，以便排出较多的二氧化碳，调节血中的酸碱平衡。故选D。呼吸和呼吸暂停现象交替出现为间断呼吸(比奥呼吸)；呼吸幅度由浅至深，再浅至停为潮式呼吸；浅表不规则的呼吸，有时呈叹息样，为浮浅呼吸。 考点：库斯莫尔呼吸的特征。
In America, the school day usually starts at 9a.m. and finishes at about 4 p.m. The school subjects different from ours. In China, we always _____ Chinese, math, English, P.E. and so on. But in America , students have more _____ , such as cooking and driving lessons. Their life isn’t just _____ study . They have _____ things to do than the Chinese students do . There are many clubs in American schools, too. If the students are _____ in sports , they can join different sports clubs . American students also have art clubs ,language clubs and some _____ clubs. From 2:30 p.m. to 4 p.m. , they do _____ things in different clubs. Maybe you think English is very popular in the world, so American students don’t need to learn any other language _____ that’s not true. American kids from the age of seven ____ learn a foreign language. For example ,they learn French or Chinese.
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