carethegymnast8271 carethegymnast8271 09-12-2017 Biology contestada "a 76-year-old client is receiving iv heparin 5,000 units qh. an activated thromboplastin time (aptt) is drawn 1 hour before the 8:00 am dose; the aptt is at 3.5 times the control value. what would be the most appropriate action?"