MSK – PACKRAT questions with correct answers

1. Abduction of the shoulder against resistance helps localize pain in which of the following muscles of the shoulder girdle? CORRECT ANSWER Supraspinatus 2. A 22 year-old male presents to the ED after sustaining a blow to the knee during football practice. The knee exam demonstrates significant forward translation of the tibia when the knee is in 15 degrees of flexion and external rotation at the hip. Which of the following knee maneuvers does this represent? CORRECT ANSWER Lachman test 3. A 12-year-old female presents for a routine sports physical. The physical exam reveals asymmetry of the posterior chest wall on forward bending. This is the most striking and consistent abnormality of which of the following? CORRECT ANSWER Scoliosis 4. Physical exam findings in a 4-year-old child that include blue sclerae and recurrent fractures indicates which of the following? CORRECT ANSWER Osteogenesis imperfecta 5. A 65 year-old female presents to the office with a six-month history of back pain. The patient states that she is shrinking and thinks she is about an inch shorter than she was a year ago. Serum parathyroid hormone, calcium, phosphorus, and alkaline phosphatase are all normal. Which of the following would you most likely see on the x-ray of her spine? CORRECT ANSWER Demineralization 6. In a trauma patient who has a suspected cervical spine injury, the x-ray view that will identify the majority of significant injuries is: CORRECT ANSWER Lateral