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Mosby's CT Registry Review 3rd Edition: Practice Exam #1 Questions & Answers Already Graded A+
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An average range for activated partial thromboplastin time (PTT) is: - Answer-25-35 seconds. PTT is a lab measure of blood coagulation. What is the correct angle of insertion for placing a butterfly needle into a vein for intravenous administration of a contrast agent? - Answer-15 degrees It's ...
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