血清LD1,LD2均增高,且LD1/LD2>1.0,最常见于()。
A.急性心肌梗死
B.急性白血病
C.急性心肌炎
D.急性肝炎
E.急性胰腺炎
参考答案:A
A 26-year-old primigravida is in labor. Her cervix is 5 cm dilated and 75% effaced; the fetus is at 0 station. The client requests medication to relieve the discomfort of contractions, and the physician prescribes an epidural regional block. What position should the nurse help the client to assume when the epidural is administered
A. Lithotomy.B. Supine.C. Prone.D. Lateral.
林则徐给道光帝的奏折中指出:鸦片“流毒于天下,则为害甚巨,法当从严。若犹泄泻视之,是使数十年后,中原几无可 以御敌之兵,且无可以宠饷之银。”
请回答:
(1)林则徐是在怎样的历史背景下上书道光帝的?
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(2)材料中指出鸦片的输入有哪两大危害?
(3)林则徐有哪些主要的历史活动?应如何评价他?