The client has urinary catheter with diminished urine flow. There is an order to irrigate the Foley catheter PRN. Which initial action should the nurse take prior to irrigating the Foley catheter?
a) gently instill the irrigation solution into the catheter port
b) clean the distal end of the catheter with alcohol swab
c) draw up 300 cc of normal saline in a bulb syringe
d) palpate the abdomen for bladder distention