KROK 1 2009 – Question 78 · KROK (Medicine) · Human Anatomy
A 38-year-old patient came to a traumatology centre and complained about an injury of his right hand. Objectively: the patient has a cut wound in the region of the thenar eminence on the right hand; distal phalanx of the I finger cannot be flexed. What muscle was injured?
- A. Short flexor muscle of thumb
- B. Abductor muscle of thumb
- C. Short abductor muscle of thumb
- D. Long flexor muscle of thumb
- E. Opposer muscle of thumb
Hint
Ask which muscle's tendon crosses the thenar region and inserts on the last phalanx of the first digit, since only that muscle can bend the terminal joint.
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