脊髓休克表现损伤平面以下肌张力低，腱反射消失，弛缓性瘫痪，一般持续几周转变为中枢性瘫

Rick is a good man．He makes birthday cakes in a shop．His cakes are great and have very good prices，so many people buy his cakes．He makes friends with lots of his customers(顾客)．They all like him very much．One evening．he wants to go home，but many of his old customers come in．Rick smiles(微笑)to them，“I am sorry．It is late today．If you need cakes，please come tomorrow．”One of them takes out a nice cake and says to him，“You make so many great cakes for us．This birthday cake is for you．Happy birthday, Rick．”

小题1:Where does Rick work?  ________．

A．At school．

B．In the classroom．

C．In a shop．

D．At a party．小题2:When the customers come one evening，Rick _______．

A．is making cakes

B．is at home

C．wants to go home

D．is playing basketball小题3:His customers give him________．

A．many cakes

B．a birthday cake

C．some money

D．some fruit小题4:Rick’s customers like him because_________．

A．he’s a good man

B．his cakes are big

C．his cakes are at a very good price

D．A and C小题5:One evening, the customers come to Rick’s shop because________．

A．they want to buy cakes

B．it is Rick’s birthday that day

C．Rick asks them to come

D．they come for a party

男性，45岁。左腰部胀痛、少尿伴恶心呕吐7天入院。既往有排石史。查体：左肾区压痛、叩痛明显。血清肌酐1050μmol/L，血钾5.9mmol／L，尿常规：高倍镜下红细胞充满视野，白细胞2～3/HP。B超检查：左肾为孤立肾，伴肾盂积水及左输尿管上段扩张。尿路X线平片：肠道积气重，左输尿管中段可疑结石。

待患者情况好转后，下列治疗方法中不宜采取的是（）.

A.输尿管切开取石

B.经皮肾穿刺造瘘引流尿液

C.输尿管逆行插管引流尿液

D.输尿管镜下碎石

E.体外冲击波碎石

双胍类降血糖的主要不良反应是()

A.粘膜出血

B.乳酸血症

C.肾损伤

D.粒细胞减少及肝损伤

对于机械伤害的防护，最根本的是将其全部运动零件进行遮拦，从而消除身体的任何部位与之接触的可能性。

下列关于诊断慢性肺源性心脏病时胸部X线下所见的描述中，错误的是：（）

A.右下肺动脉干扩张，其横径≥15mm

B.右下肺动脉干横径与气管横径比≥1.07

C.肺动脉段明显突出或其高度≥3mm

D.右心室增大

E.心脏向左下扩大