未知题型
A、轻度烧伤B、中度烧伤C、重度烧伤D、特重烧伤E、小面积烧伤正确答案：重度烧伤
男性，20岁，被汽车撞击左上腹后收住人院。住院期间腹部偶有胀痛，生命体征正常。2天后因用力排便，突然出现腹痛、...
未知题型男性，20岁，被汽车撞击左上腹后收住人院。住院期间腹部偶有胀痛，生命体征正常。2天后因用力排便，突然出现腹痛、面色苍白、出冷汗：体温37.5C，脉搏120次/分钟。血压80/60mmHg.腹部有明显压痛、反跳痛和移动性浊音：腹腔穿利抽出不凝固血液，（2）此时该病人最重要的护理诊断是：
王先生。40岁。突发上腹剧痛3h.转移至右下腹2h后就诊。体检：体温38.4℃.血压120/70mmHg.心率...
未知题型王先生。40岁。突发上腹剧痛3h.转移至右下腹2h后就诊。体检：体温38.4℃.血压120/70mmHg.心率81次/分钟。呼吸20次/分钟。全腹压痛、反跳痛，腹肌紧张呈板样，以剑突下及右下腹为显著，肠鸣音消失，移动性浊音（士）。血白细胞9.0×109/L，中性粒细胞78%。（2）此病人若因诊断不明，在病情观察期间以下护理措施正确的是：
If a positively charged particle is placed at point P, ...
单项选择题If a positively charged particle is placed at point P, the force due to the magnetic field ( ) A. increases with increasing charge B. is opposite the direction of the magnetic field C. is zero D. is in the direction of the magnetic field E. causes the particle to accelerate to the right
A.
increases with increasing charge
B.
is opposite the direction of the magnetic field
C.
is zero
D.
is in the direction of the magnetic field
E.
causes the particle to accelerate to the right