The Nurse Is Assessing a Patient Who Takes Warfarin (Coumadin)

The nurse is assessing a patient who takes warfarin (Coumadin) .The nurse notes a heart rate of 92 beats per minute and a blood pressure of 88/78 mm Hg.To evaluate the reason for these vital signs,the nurse will assess the patient's

A) gums, nose, and skin.
B) lung sounds and respiratory effort.
C) skin turgor and oral mucous membranes.
D) urine output and level of consciousness.