腹腔穿刺液为血性浑浊考虑为（）。
A.急性阑尾炎穿孔腹膜炎
B.胆总管囊肿穿孔腹膜炎
C.绞窄性肠梗阻
D.实质性脏器损伤
E.肠伤寒穿孔
参考答案：C
每年秋季，由铁道部组织对全路进京、进沪、进穗的运用列车质量进行（）。
A client is brought to the hospital after vomiting bright red blood and is admitted through the emergency department with a diagnosis of bleeding duodenal ulcer. While the client is bleeding, it will be essential for the nurse to assess frequently for signs of early shock. Which one of the following is an important indicator of early shock（）
A. Tachycardia.
B. Dry, flushed skin.
C. Increased urine output.
D. Loss of consciousness.
