DVT MYLAB EXAM QUESTIONS AND
ANSWERS
c (Teaching ankle extension and flexion exercises) - Correct Answers -The nurse is
planning care for a patient who has been prescribed bedrest after abdominal surgery.
Which action by the nurse helps to prevent development of a deep venous thrombosis
(DVT) in this patient?
a) Limiting fluids and restricting caloric intake
b) Placing a pillow under the patient's knees
c) Teaching ankle extension and flexion exercises
d) Teaching the proper way to cross the legs
d (Increased blood coagulability) - Correct Answers -When laboratory tests indicate that
a patient has circulatory stasis, the nurse suspects that the patient has a deep venous
thrombosis (DVT).
Which additional pathologic factor supports the nurse's suspicion?
a) Tissue anoxia
b) Tissue hypoxia
c) Increased blood pressure
d) Increased blood coagulability
b (Multiple thrombi lodged in femoral vein) - Correct Answers -A patient has been
treated for deep venous thrombosis (DVT) conservatively with anticoagulant therapy
with little results.
Which is an indication for a venous thrombectomy?
a) Recurrent DVTs
b) Multiple thrombi lodged in femoral vein
c) Superficial thrombophlebitis in the great saphenous vein
d) Atrial fibrillation
a (Begin heparin therapy) - Correct Answers -The nurse is caring for a patient at 24
weeks' gestation who is diagnosed with deep venous thrombosis (DVT).
Which collaborative therapy should the nurse anticipate?
a) Begin heparin therapy.
b)
c)
d)
c - Correct Answers -The nurse is preparing discharge instructions for a patient
prescribed warfarin for a deep venous thrombosis.
Which instruction should the nurse include?
, a) "Use a hard-bristle toothbrush."
b)"Take the warfarin at bedtime each day."
c) "Notify the healthcare provider of bleeding or bruising."
d) "Omit warfarin on the days when laboratory tests are ordered."
b ("As the thrombosis dissolves, pain may increase.") - Correct Answers -The nurse is
discussing the care of a patient with a colleague. The patient, who reports pain in the
affected extremity, is being treated for deep vein thrombosis (DVT).
Which statement by the colleague indicates a need for further teaching?
a) "Swelling places pressure on pain receptors."
b) "As the thrombosis dissolves, pain may increase."
c) "Inflammed tissue releases substances that stimulate pain receptors."
d) "An increase in pain may be caused by extension of the thrombosis."
dissolving - Correct Answers -Pain does not increase with _______________ of the
thrombosis
a ("The velocity of blood flow through the veins is measured.") - Correct Answers -A
patient is scheduled for a duplex venous ultrasonography to assist in the diagnosis of a
deep venous thrombosis (DVT).
Which information should the nurse provide to the patient regarding this diagnostic test?
a) "The velocity of blood flow through the veins is measured."
b) "A balloon catheter is inserted through the blood vessel to the site of the lesion."
c) "Thrombi are removed to improve venous circulation and prevent pulmonary
embolism."
d) "An injected contrast medium is used to assess venous thrombosis."
c (Magnetic resonance imaging (MRI)) - Correct Answers -A patient with a history of
deep venous thrombosis reports a sudden onset of severe pain in the pelvis.
Which diagnostic test should the nurse expect to be prescribed for this patient?
a) Plethysmography
b) Ascending contrast venography
c) Magnetic resonance imaging (MRI)
d)Duplex venous ultrasonography
b (The patient has removed the antiembolism stockings.) - Correct Answers -The home
care nurse is evaluating a patient who was recently discharged from the hospital for
deep venous thrombosis (DVT).
Which observation indicates that additional teaching is required?
a) The patient is sitting with the legs elevated.
b) The patient has removed the antiembolism stockings.
c) The patient is taking an anticoagulant as prescribed.
d) The patient frequently changes position.
d (Low molecular weight heparin) - Correct Answers -The nurse is caring for a 2-year-
old patient with a diagnosis of deep venous thrombosis.
Which collaborative therapy should the nurse anticipate giving immediately?
ANSWERS
c (Teaching ankle extension and flexion exercises) - Correct Answers -The nurse is
planning care for a patient who has been prescribed bedrest after abdominal surgery.
Which action by the nurse helps to prevent development of a deep venous thrombosis
(DVT) in this patient?
a) Limiting fluids and restricting caloric intake
b) Placing a pillow under the patient's knees
c) Teaching ankle extension and flexion exercises
d) Teaching the proper way to cross the legs
d (Increased blood coagulability) - Correct Answers -When laboratory tests indicate that
a patient has circulatory stasis, the nurse suspects that the patient has a deep venous
thrombosis (DVT).
Which additional pathologic factor supports the nurse's suspicion?
a) Tissue anoxia
b) Tissue hypoxia
c) Increased blood pressure
d) Increased blood coagulability
b (Multiple thrombi lodged in femoral vein) - Correct Answers -A patient has been
treated for deep venous thrombosis (DVT) conservatively with anticoagulant therapy
with little results.
Which is an indication for a venous thrombectomy?
a) Recurrent DVTs
b) Multiple thrombi lodged in femoral vein
c) Superficial thrombophlebitis in the great saphenous vein
d) Atrial fibrillation
a (Begin heparin therapy) - Correct Answers -The nurse is caring for a patient at 24
weeks' gestation who is diagnosed with deep venous thrombosis (DVT).
Which collaborative therapy should the nurse anticipate?
a) Begin heparin therapy.
b)
c)
d)
c - Correct Answers -The nurse is preparing discharge instructions for a patient
prescribed warfarin for a deep venous thrombosis.
Which instruction should the nurse include?
, a) "Use a hard-bristle toothbrush."
b)"Take the warfarin at bedtime each day."
c) "Notify the healthcare provider of bleeding or bruising."
d) "Omit warfarin on the days when laboratory tests are ordered."
b ("As the thrombosis dissolves, pain may increase.") - Correct Answers -The nurse is
discussing the care of a patient with a colleague. The patient, who reports pain in the
affected extremity, is being treated for deep vein thrombosis (DVT).
Which statement by the colleague indicates a need for further teaching?
a) "Swelling places pressure on pain receptors."
b) "As the thrombosis dissolves, pain may increase."
c) "Inflammed tissue releases substances that stimulate pain receptors."
d) "An increase in pain may be caused by extension of the thrombosis."
dissolving - Correct Answers -Pain does not increase with _______________ of the
thrombosis
a ("The velocity of blood flow through the veins is measured.") - Correct Answers -A
patient is scheduled for a duplex venous ultrasonography to assist in the diagnosis of a
deep venous thrombosis (DVT).
Which information should the nurse provide to the patient regarding this diagnostic test?
a) "The velocity of blood flow through the veins is measured."
b) "A balloon catheter is inserted through the blood vessel to the site of the lesion."
c) "Thrombi are removed to improve venous circulation and prevent pulmonary
embolism."
d) "An injected contrast medium is used to assess venous thrombosis."
c (Magnetic resonance imaging (MRI)) - Correct Answers -A patient with a history of
deep venous thrombosis reports a sudden onset of severe pain in the pelvis.
Which diagnostic test should the nurse expect to be prescribed for this patient?
a) Plethysmography
b) Ascending contrast venography
c) Magnetic resonance imaging (MRI)
d)Duplex venous ultrasonography
b (The patient has removed the antiembolism stockings.) - Correct Answers -The home
care nurse is evaluating a patient who was recently discharged from the hospital for
deep venous thrombosis (DVT).
Which observation indicates that additional teaching is required?
a) The patient is sitting with the legs elevated.
b) The patient has removed the antiembolism stockings.
c) The patient is taking an anticoagulant as prescribed.
d) The patient frequently changes position.
d (Low molecular weight heparin) - Correct Answers -The nurse is caring for a 2-year-
old patient with a diagnosis of deep venous thrombosis.
Which collaborative therapy should the nurse anticipate giving immediately?
