A patient has been diagnosed with a deep vein thrombosis (DVT). Which of the following statements
describes how a DVT initially develops? - Answers Damage to the vessel lining causes platelet
aggregation, which traps red blood cells
A patient is receiving warfarin for prevention of venous thrombosis after knee replacement. Which of
the following laboratory tests will be used to determine dose adjustment of this drug? - Answers
International normalized ratio
A patient was placed on enoxaparin after hip replacement surgery. Which of the following statements
describes the action of this drug? - Answers Accelerates formation of antithrombin III-thrombin complex
The nurse understands that if a patient is prescribed a direct factor Xa inhibitor, the patient will be
instructed to do which of the following? - Answers Monitor for bleeding and bruising
A patient receiving heparin by intravenous infusion reports coughing up blood. Which of the following
medications should the nurse anticipate administering? - Answers Protamine sulfate
A patient taking warfarin at home presents to the clinic with a bloody nose. Assessment findings include
fresh bruising on arms and legs and bleeding gums. Which of the following interventions should the
nurse anticipate implementing based on these signs and symptoms? - Answers Administer vitamin K
injection
The nurse is completing a medication reconciliation on a patient who has been recently prescribed an
anticoagulant. Which of the following medications would be contraindicated with an anticoagulant? -
Answers NSAID
A patient is receiving heparin intravenously. The patient's coagulation control values are activated
partial thromboplastin time (aPTT) 32 seconds, prothrombin time (PT) 12 seconds, INR 0.8, and WBCT
110 seconds. Which of the following lab values would indicate that the heparin is therapeutic? - Answers
aPTT: 68 seconds
A patient has been prescribed heparin by continuous intravenous infusion for deep vein thrombosis. The
initial infusion rate prescribed is 18 units/kg/hr. The patient weighs 61.4 kg. Heparin for infusion is
available as 25,000 units in 250 mL of 5% dextrose and water (D5W). How many milliliters of heparin
would be infused per hour? (Round answer to the nearest tenth.) ___________ mL/hr - Answers 11.l
mL/hr
An elderly patient has been prescribed a direct factor Xa inhibitor. Before giving the medication, the
nurse should check which of the following values? - Answers Creatinine clearance
The nurse recognizes that which of the following factors would place Rachael Heidebrink at a higher risk
for the development of a pulmonary embolism? - Answers Use of birth control pills
History of cigarette smoking