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MBBS QUESTION #10174
Question 1
The internal jugular vein, common carotid artery, and vagus nerve are bound together within which fascial sheath of the neck, a key relationship during neck surgery and central line placement?
  • Carotid sheath✔️
  • Pretracheal fascia
  • Prevertebral fascia
  • Investing layer of deep cervical fascia
Correct Answer Explanation
The carotid sheath, formed by contributions from all three layers of deep cervical fascia, encloses the common/internal carotid artery, internal jugular vein, and vagus nerve, keeping these vital structures anatomically related throughout the neck.