Bone Banking and Grafting — MCQs

Which of the following statements are correct about Kiel bone? 1. Xenograft 2. Allograft 3. Treated by detergent, sterilized, and freeze-dried 4. Ox or calf bone denatured with 20% H2O2, acetone, and sterilized

Which of the following is the POOREST recipient bed for a skin graft?

All of the following factors affect osseointegration EXCEPT:

What is the primary organic component of bone?

Which of the following has the greatest concentration of osteogenic cells?

A 9-month-old girl is brought by her mother who noticed asymmetric skin folds on the thighs and difficulty abducting the left hip during diaper changes. She was a firstborn, delivered in breech presentation. Examination reveals limited abduction of the left hip to 30 degrees. The pelvis radiograph is shown (Image 1). Which of the following is the most appropriate next step in management?

A 16-year-old boy presents with a 6-week history of progressively worsening pain and swelling around the right knee. He denies any trauma. On examination there is a firm, tender, warm swelling over the distal femur. Serum alkaline phosphatase is markedly elevated. The plain radiograph is shown in Image 1. Which of the following is the most appropriate next step in management?

Which of the following diagnostic studies is NOT useful in the evaluation of upper-extremity pain?

What is the most important factor in fracture healing?

A patient operated for a forearm fracture under general anesthesia with a tourniquet was unable to move his fingers and had sensory loss over the entire hand postoperatively. What is the most common type of nerve injury in this scenario?