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A 52-year-old woman undergoes surgical exploration of the neck at the level of the sixth cervical vertebra (C6) for the excision of a mass. During the procedure, the surgeon identifies a structure lying posterior to the carotid sheath. Which of the following structures is found in this position?
A 67-year-old man undergoes a challenging carotid endarterectomy. Postoperatively, he complains of difficulty moving his tongue, which affects his speech and swallowing. Which of the following modalities is most likely to be noted following the surgery?
A 45-year-old woman is undergoing a neck dissection for the removal of a large parotid tumor. The surgeon is reviewing the branches of the external carotid artery to avoid inadvertent injury. Which of the following is not a branch of the external carotid artery?
A 58-year-old man undergoes thyroid surgery during which the recurrent laryngeal nerve is carefully preserved. Postoperatively, he has difficulty with voice modulation. The surgeon reviews the muscles supplied by the recurrent laryngeal nerve to identify the potential issue. Which of the following muscles is not supplied by the recurrent laryngeal nerve?
