卷烟的渠道投放需要承担更多的（）。
A、品牌推广功能
B、宣传促销功能
C、形象展示功能
D、信息采集功能
参考答案：A
间充质干细胞在体内或体外特定的诱导条件下，可诱导分化为（）
A.成骨细胞
B.脂肪细胞
C.软骨细胞
D.肌细胞
E.神经细胞
A client with a spinal cord injury and subsequent urine retention receives intermittent catheterization every 4 hours. The average catheterized urine volume has been 550mL. What should the nurse do
A．Increase the frequency of the catheterizations.
B．Insert an indwelling urinary catheter.
C．Place the client on fluid restrictions.
D．Use a condom catheter instead of an invasive one.
