CT registry questions with correct answers

An average range of activated PTT is CORRECT ANSWER 25-35 seconds correct angle of insertion for placing a butterfly needle into a vein for IV administration of a contrast agent? CORRECT ANSWER 15 degrees A total volume of 125 ml of iodinated contrast is administered intravenously via automatic injector in 50 seconds. The flow rate for this injection is: CORRECT ANSWER 2.5 mL/sec The acronym CTDI is used to describe which of the following: CORRECT ANSWER radiation dose to the patient during CT exam While one is obtaining a thorough history from a patient prior to IV injection, which of the following should be included CORRECT ANSWER any prior allergic reactions to contrast history of asthma Which of the following factors may affect GFR? CORRECT ANSWER age sex race What IV contrast administration methods provides the greatest overall plasma iodine concentration? CORRECT ANSWER