Fracture Healing Quiz
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Questions and Answers

Which one of the following factors can affect the healing time of fractures?

  • Nutrition (correct)
  • Fracture location
  • Gender
  • Fracture type

    • Which stage of fracture healing involves the formation of new blood vessels and connective tissue at the fracture site?

  • Granulation tissue (correct)
  • Fracture hematoma
  • Bony callus formation
  • Callus formation

    • When does callus formation begin during fracture healing?

  • Over time, gradually
  • Within the first 72 hours
  • At the end of the second week (correct)
  • Between 3 to 14 days

    • Which stage of fracture healing involves the gradual replacement of soft callus with hard callus made up of new bone tissue?

    <p>Bony callus formation</p> Signup and view all the answers

    Which term refers to a fracture that does not heal at all?

    <p>Nonunion</p> Signup and view all the answers

    Which factor can affect the healing time of fractures?

    <p>Age</p> Signup and view all the answers

    Which one of the following is a direct complication of fractures?

    <p>Bone infection</p> Signup and view all the answers

    Which one of the following is an indirect complication of fractures?

    <p>Compartment syndrome</p> Signup and view all the answers

    Which one of the following is a direct complication of fractures?

    <p>Bone infection</p> Signup and view all the answers

    Which one of the following factors can influence fracture healing?

    <p>Presence of complications</p> Signup and view all the answers

    Which type of procedure is nonsurgical closed reduction?

    <p>A procedure that manually realigns bone fragments</p> Signup and view all the answers

    What is typically used during nonsurgical closed reduction?

    <p>Traction and counter-traction</p> Signup and view all the answers

    What is the purpose of applying a cast after nonsurgical closed reduction?

    <p>To maintain alignment of the bones</p> Signup and view all the answers

    Which of the following is a disadvantage of skin traction?

    <p>It makes repositioning the patient difficult</p> Signup and view all the answers

    What is the range of traction weights used for skin traction?

    <p>2.3-4.5 kg</p> Signup and view all the answers

    Which type of traction is commonly used for hip and femur fractures?

    <p>Buck's traction</p> Signup and view all the answers

    Which one of the following is a possible consequence of applying too much weight during skeletal traction?

    <p>Delayed union</p> Signup and view all the answers

    What can happen if a fracture does not heal at all?

    <p>Nonunion</p> Signup and view all the answers

    Which of the following is a disadvantage of skeletal traction?

    <p>Increased risk of infection at the pin sites</p> Signup and view all the answers

    What is the weight range for skeletal traction?

    <p>2 to 20 kg</p> Signup and view all the answers

    What can happen if too much weight is applied during skeletal traction?

    <p>Delayed union or nonunion</p> Signup and view all the answers

    Which of the following factors can increase compartment pressure from outside, potentially leading to compartment syndrome?

    <p>Restrictive dressing</p> Signup and view all the answers

    Which of the following factors can increase compartment pressure from inside, further contributing to the development of compartment syndrome?

    <p>Bleeding</p> Signup and view all the answers

    What are the internal factors that can increase compartment pressure from inside?

    <p>Bleeding</p> Signup and view all the answers

    Which of the following actions should be avoided when compartment syndrome is suspected?

    <p>Elevating the affected extremity above heart level and Applying cold compresses to the affected area</p> Signup and view all the answers

    What is the potential consequence of delayed or inaccurate diagnosis of compartment syndrome?

    <p>Muscle and nerve damage</p> Signup and view all the answers

    In severe cases of compartment syndrome, what surgical procedure may be necessary?

    <p>Fasciotomy</p> Signup and view all the answers

    Which of the following is a common symptom of avascular necrosis?

    <p>Pain and stiffness in the affected joint</p> Signup and view all the answers

    What is the cause of avascular necrosis?

    <p>Disruption of the blood supply to the bone</p> Signup and view all the answers

    Which of the following is a direct complication of fractures?

    <p>Avascular necrosis</p> Signup and view all the answers

    Which of the following is a symptom of fat embolism syndrome?

    <p>Fever</p> Signup and view all the answers

    When does fat embolism syndrome typically occur after an injury?

    <p>1-3 days</p> Signup and view all the answers

    What is the mechanism of fat embolism syndrome?

    <p>Blockage of blood vessels by fat globules</p> Signup and view all the answers

    Which of the following is the best prevention for fat embolism syndrome?

    <p>Proper immobilization of fractures</p> Signup and view all the answers

    What is the primary cause of fat embolism syndrome?

    <p>Fat droplets entering the bloodstream</p> Signup and view all the answers

    Which of the following is a common symptom of fat embolism syndrome?

    <p>Difficulty breathing and chest pain</p> Signup and view all the answers

    What is a common symptom of fat embolism syndrome?

    <p>Increased respiratory rate</p> Signup and view all the answers

    Which of the following can be a sign of fat embolism syndrome?

    <p>Increased heart rate</p> Signup and view all the answers

    What is the main reason for an increased heart rate in fat embolism syndrome?

    <p>Decrease in oxygen levels</p> Signup and view all the answers

    Which of the following is a potential consequence of fat embolism syndrome?

    <p>Pulmonary embolism</p> Signup and view all the answers

    What is the main cause of respiratory distress in fat embolism syndrome?

    <p>Decreased oxygen levels</p> Signup and view all the answers

    Why can an increased work of breathing occur in fat embolism syndrome?

    <p>Due to decreased oxygen levels</p> Signup and view all the answers

    Which of the following is a potential consequence of rhabdomyolysis?

    <p>Kidney failure</p> Signup and view all the answers

    Why should urine output be monitored in patients at risk of muscle damage?

    <p>To detect rhabdomyolysis</p> Signup and view all the answers

    What is the main reason for monitoring urine output in patients at risk of muscle damage?

    <p>due to a possible muscle damage</p> Signup and view all the answers

    Which substance is released into the bloodstream when muscle tissue breaks down in rhabdomyolysis?

    <p>Myoglobin</p> Signup and view all the answers

    What is a common cause of muscle damage that can lead to rhabdomyolysis?

    <p>Fracture</p> Signup and view all the answers

    What is rhabdomyolysis?

    <p>A condition where muscle tissue breaks down and releases its contents into the bloodstream</p> Signup and view all the answers

    Which of the following interventions is aimed at diluting myoglobin in the urine?

    <p>Increasing fluid intake</p> Signup and view all the answers

    What are the potential complications associated with myoglobinuria?

    <p>Acute tubular necrosis and acute renal failure</p> Signup and view all the answers

    How does diluting myoglobin through increased IV fluids support renal function?

    <p>By promoting the elimination of myoglobin from the body</p> Signup and view all the answers

    Which of the following tests is useful for ruling out a blood clot in the context of vascular assessment?

    <p>D-Dimer blood test</p> Signup and view all the answers

    Which of the following is the purpose of using an abductor pillow, blanket, or regular pillow between the legs after total hip arthroplasty or hip fracture repair?

    <p>To prevent dislocation of the prosthetic joint</p> Signup and view all the answers

    Why is it important to ensure that the operative leg does not cross over the non-operative leg after total hip arthroplasty or hip fracture repair?

    <p>To prevent potential complications or dislocation of the prosthetic joint</p> Signup and view all the answers

    When should a pillow be placed between the knees of a patient lying on their side after total hip arthroplasty or hip fracture repair?

    <p>Always</p> Signup and view all the answers

    What is the maximum degree of hip flexion that should be avoided during operative hip procedures?

    <blockquote> <p>90 degrees</p> </blockquote> Signup and view all the answers

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