养性巨幼红细胞性贫血的特点是
A.维生素B12和叶酸缺乏所致
B.红细胞中心淡染
C.红细胞数下降比血红蛋白下降更为明显
D.可出现神经精神症状
- 59、母乳初乳的特点是
A.产后7天分泌的乳汁
B.含蛋白质多而脂肪较少
C.含脂肪多而蛋白质少
D.有丰富的微量元素和免疫物质
- 60、为预防交叉感染,新生儿室工作人员应做到
A.入室前要穿清洁工作衣,戴帽子,更换清洁鞋
B.每护理一个新生儿前后均应洗手
C.诊疗用具用后用消毒液擦洗
D.带菌者及患感染性疾病者应戴口罩
E.工作时勿用手接触自己的鼻孔、面部及口腔
- 61、婴幼儿发生急性心力衰竭的主要特征是:
A.安静时心率加快,婴儿>150次/分,幼儿>130次/分
B.心音明显低浅或出现奔马律
C.呼吸困难,青紫突然加重安静时呼吸超过60次/分
D.肝脏肿大在肋下3cm以上,或短时间内较前增大1.5cm以上
E.突然烦躁不安,面色苍白或发灰,不能用原有疾病解释者
- 62、根据小儿呼吸道解剖的特点,易患的疾病是:
A.耳咽管较宽、直、短、呈水平位容易引起中耳炎
B.右侧支气管由气管直接延伸,异物易进入右侧支气管
C.呼吸道感染时易引起喉头水肿和狭窄而出现呼吸困难
D.婴幼儿上颌窦发育已充分易患鼻窦炎
E.以上说法都正确
- 63、小儿运动功能的发育遵循的原则是
A.自下而上由远到近
B.自上而下由近到远
C.由不协调到协调
D.先有正向动作,后有相反动作
- 64、5岁患儿,水肿、少尿、高血压2天,入院时血压180/120mmHg,自诉头痛,恶心,眼花,视物不清,心率140次/分,呼吸40次/分,对此患儿的护理是
A.绝对卧床休息
B.每日测血压1~2次或血压监测
C.遵医嘱给硝普钠
D.遵医嘱给脱水剂
- 65、婴幼儿腹泻脱水,静脉输液的原则是
A.定量定性定速度
B.先快后慢先浓后淡
C.酌情补钙补镁
D.尽早补钾
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