56 Questions
Which one of the following factors can affect the healing time of fractures?
Nutrition
Which stage of fracture healing involves the formation of new blood vessels and connective tissue at the fracture site?
Granulation tissue
When does callus formation begin during fracture healing?
At the end of the second week
Which stage of fracture healing involves the gradual replacement of soft callus with hard callus made up of new bone tissue?
Bony callus formation
Which term refers to a fracture that does not heal at all?
Nonunion
Which factor can affect the healing time of fractures?
Age
Which one of the following is a direct complication of fractures?
Bone infection
Which one of the following is an indirect complication of fractures?
Compartment syndrome
Which one of the following is a direct complication of fractures?
Bone infection
Which one of the following factors can influence fracture healing?
Presence of complications
Which type of procedure is nonsurgical closed reduction?
A procedure that manually realigns bone fragments
What is typically used during nonsurgical closed reduction?
Traction and counter-traction
What is the purpose of applying a cast after nonsurgical closed reduction?
To maintain alignment of the bones
Which of the following is a disadvantage of skin traction?
It makes repositioning the patient difficult
What is the range of traction weights used for skin traction?
2.3-4.5 kg
Which type of traction is commonly used for hip and femur fractures?
Buck's traction
Which one of the following is a possible consequence of applying too much weight during skeletal traction?
Delayed union
What can happen if a fracture does not heal at all?
Nonunion
Which of the following is a disadvantage of skeletal traction?
Increased risk of infection at the pin sites
What is the weight range for skeletal traction?
2 to 20 kg
What can happen if too much weight is applied during skeletal traction?
Delayed union or nonunion
Which of the following factors can increase compartment pressure from outside, potentially leading to compartment syndrome?
Restrictive dressing
Which of the following factors can increase compartment pressure from inside, further contributing to the development of compartment syndrome?
Bleeding
What are the internal factors that can increase compartment pressure from inside?
Bleeding
Which of the following actions should be avoided when compartment syndrome is suspected?
Elevating the affected extremity above heart level and Applying cold compresses to the affected area
What is the potential consequence of delayed or inaccurate diagnosis of compartment syndrome?
Muscle and nerve damage
In severe cases of compartment syndrome, what surgical procedure may be necessary?
Fasciotomy
Which of the following is a common symptom of avascular necrosis?
Pain and stiffness in the affected joint
What is the cause of avascular necrosis?
Disruption of the blood supply to the bone
Which of the following is a direct complication of fractures?
Avascular necrosis
Which of the following is a symptom of fat embolism syndrome?
Fever
When does fat embolism syndrome typically occur after an injury?
1-3 days
What is the mechanism of fat embolism syndrome?
Blockage of blood vessels by fat globules
Which of the following is the best prevention for fat embolism syndrome?
Proper immobilization of fractures
What is the primary cause of fat embolism syndrome?
Fat droplets entering the bloodstream
Which of the following is a common symptom of fat embolism syndrome?
Difficulty breathing and chest pain
What is a common symptom of fat embolism syndrome?
Increased respiratory rate
Which of the following can be a sign of fat embolism syndrome?
Increased heart rate
What is the main reason for an increased heart rate in fat embolism syndrome?
Decrease in oxygen levels
Which of the following is a potential consequence of fat embolism syndrome?
Pulmonary embolism
What is the main cause of respiratory distress in fat embolism syndrome?
Decreased oxygen levels
Why can an increased work of breathing occur in fat embolism syndrome?
Due to decreased oxygen levels
Which of the following is a potential consequence of rhabdomyolysis?
Kidney failure
Why should urine output be monitored in patients at risk of muscle damage?
To detect rhabdomyolysis
What is the main reason for monitoring urine output in patients at risk of muscle damage?
due to a possible muscle damage
Which substance is released into the bloodstream when muscle tissue breaks down in rhabdomyolysis?
Myoglobin
What is a common cause of muscle damage that can lead to rhabdomyolysis?
Fracture
What is rhabdomyolysis?
A condition where muscle tissue breaks down and releases its contents into the bloodstream
Which of the following interventions is aimed at diluting myoglobin in the urine?
Increasing fluid intake
What are the potential complications associated with myoglobinuria?
Acute tubular necrosis and acute renal failure
How does diluting myoglobin through increased IV fluids support renal function?
By promoting the elimination of myoglobin from the body
Which of the following tests is useful for ruling out a blood clot in the context of vascular assessment?
D-Dimer blood test
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?
To prevent dislocation of the prosthetic joint
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?
To prevent potential complications or dislocation of the prosthetic joint
When should a pillow be placed between the knees of a patient lying on their side after total hip arthroplasty or hip fracture repair?
Always
What is the maximum degree of hip flexion that should be avoided during operative hip procedures?
90 degrees
Test your knowledge on fracture healing with this quiz! Learn about delayed union, nonunion, malunion, and the impact of age on healing time.
Make Your Own Quizzes and Flashcards
Convert your notes into interactive study material.
Get started for free
