用糖拌西红柿，不久会有许多汁液流出，其原因是外界溶液的浓度（　　）西红柿细胞的细胞液浓度，造成细胞失水，其状态如（　　）图所示．

A．大于   甲

B．大于    乙

C．小于   甲

D．小于    乙

Which nursing measure would be most effective in helping the client cough and deep breathe after a cholecystectomy

A．Having the client take rapid, shallow breaths to decrease pain.

B．Having the client lay on the left side while coughing and deep breathing.

C．Teaching the client to use a folded blanket or pillow to splint the incision.

D．Withholding pain medication so the client can be alert enough to follow the nurse's instructions.