The nurse is reviewing the activated partial thromboplastin time for a patient receiving heparin. Which value indicates that the medication is within the therapeutic range?
a. 2.5 to 9.5 minutes
b. 9.5 to 11.3 seconds
c. 1.5 to 2.0 times normal
d. 2.0 to 3.0 times normal
ANS: C
For a patient receiving heparin the therapeutic range for the activated partial thromboplastin time is 1.5 to 2.0 times normal. A. A normal bleeding time is 2.5 to 9.5 minutes. B. A normal prothrombin time for a female is 9.5 to 11.3 seconds. D. For a patient taking warfarin the therapeutic range for The INR is 2.0 to 3.0 times normal.
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