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【单选题】
Which of the following is true of the tubular fluid that passes through the lumen of the early distal tubule in the region of the macula densa?A.
It is usually isotonic
B.
It is usually hypotonic
C.
It is usually hypertonic
D.
It is hypertonic in antidiuresis
E.
It is hypertonic when the filtration rate of its own nephron decreases to 50% below normal
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】各种引流管处理不正确的是
A.
要注意观察各种引流管是否通畅
B.
仔细记录引流液的色泽和量
C.
留置胆管内的“T”形管可在术后1周拔除
D.
胃肠功能恢复后可将胃肠减压管除去
E.
腹腔烟卷引流中在术后24~72小时拔除