花粉粒圆球形,表面近光滑的是()
A.红花
B.西红花
C.洋金花
D.蒲黄
E.丁香
参考答案:B
解析:
花粉粒圆球形,表面近光滑的是西红花花粉的显微特征。故52题答案选B。
某男病人69岁,入院诊断为胃癌,拟行择期全胃切除术。患者咳嗽、多痰、体温38.2℃。近3年每到冬季就开始咳嗽、咳痰,持续3~4个月。
下述哪项麻醉前准备检查必不可少()
A.肺功能测验
B.血糖
C.血脂
D.全身CT
E.脑电图
They discussed and discussed until a lot of people _____. [ ]
A. joined in
B. joined
C. took part in
D. attended