KROK 1 2023 – Question 70 · KROK (Medicine) · Human Anatomy

A patient has been diagnosed with atrophy of masticatory muscles. This group of muscles is innervated by branches of the following cranial nerve:

  1. A. Hypoglossal nerve
  2. B. Motor branches of the VII cranial nerve
  3. C. First branch of the trigeminal nerve
  4. D. Third branch of the trigeminal nerve
  5. E. Second branch of the trigeminal nerve
Hint

The chewing muscles develop from the first pharyngeal arch and are supplied by one division of a large cranial nerve that carries both motor and sensory fibres.

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