MSK Quiz#7, Lower Extremity Nerves and Injuries  

1. A patient presents with weakness in hip abduction and difficulty maintaining balance while walking up stairs after receiving a deep gluteal intramuscular injection. Which nerve is most likely injured? 

Question 1 of 5

2. A 30-year-old marathon runner presents with numbness in the anterior thigh and medial leg, and weakness in leg extension. This presentation suggests injury to which of the following nerves? 

Question 2 of 5

3. Following a fracture of the fibular neck, a patient is unable to dorsiflex the foot and experiences foot drop along with numbness on the dorsum of the foot. Which nerve is most likely injured? 

Question 3 of 5

4. A patient presents with loss of sensation in the upper medial thigh and impaired cremasteric reflex following an inguinal hernia repair. Which nerve is most likely injured? 

Question 4 of 5

5. A patient presents with loss of knee jerk reflex and weakened knee extension after a severe pelvic fracture. Which nerve is most likely affected? 

Question 5 of 5


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