胺碘酮的药理作用有()
A.加快心房的传导
B.降低自律性
C.阻滞K+通道
D.延长动作电位时程和有效不应期
E.阻断β受体
参考答案:B, C, D, E
右旋糖酐铁深部肌肉注射指征为
A.口服铁剂有严重消化道反应无法耐受
B.消化道吸收障碍
C.严重消化道疾病,服用铁剂后加重病情
D.妊娠晚期,手术前失血量较多,急待提高血红蛋白者
E.小儿生长发育期及哺乳妇女
The correct procedure for auscultating the client’s abdomen for bowel sounds would include()
A. palpating the abdomen first to determine correct stethoscope placement.
B. encouraging the client to cough to stimulate movement of fluid and air through the abdomen.
C. placing the client on the left side to aid auscultation.
D. listening for 5 minutes in all four quadrants to confirm absence of bowel sounds.