石决明的药用部位是
A.卵鞘B.贝壳C.雌虫干燥体D.干燥内壳E.背甲
参考答案:B
The nurse is caring for a neonate with a myelomeningocele.The priority nursing care of a neonate with a myelomeningocele is primarily directed toward ().
A.ensuring adequate nutrition.
B.preventing infection.
C.promoting neural tube sac drainage.
D.conserving body heat.
锅炉结焦的原因及危害有哪些?