股静脉穿刺的注意事项有哪些?
妊娠期营养不良将导致母体营养不良性水肿、骨质软化症和() ["营养性缺碘","营养性缺锌","营养性缺硒","营养性贫血","营养性缺铁"]
下列疾病毛细血管脆性试验表现为阴性的是() ["遗传性出血性毛细血管扩张症","过敏性紫癜","单纯性紫癜","血友病","血管性血友病"]
判断贫血治疗有效的早期指标是() ["红细胞增高","血红蛋白增高","红细胞比积增高","网织红细胞增高","红细胞平均体积增高"]
对于一般孕妇而言,整个妊娠期母体体重约增加()kg ["8~10","11~12.5","13~16","18~20","20~25"]
婴幼儿灌肠法的注意事项有哪些?