KROK 1 2023 – Question 59 · KROK (Medicine) · Human Anatomy
A man was hospitalized with an injury to the psoas major muscle. He has lost the ability to extend the lower leg in the knee joint. What nerve is damaged in this case?
- A. Femoral
- B. Genitofemoral
- C. Ilioinguinal
- D. Obturator
- E. Iliohypogastric
Hint
Consider which nerve of the lumbar plexus supplies the large anterior thigh muscle group that extends the knee and also gives branches to the iliopsoas.
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