Question

Which one remain unaffected, if vagus nerve is injured in human?

• A. Gastrointestinal movements
• B. Tongue movements
• C. Cardiac movements
• D. Pancreatic actives

Answer 1

The correct option is B Tongue movements

Vagus nerve is a mixed cranial nerve, which controls gastrointestinal activities, i.e., much of gut ventilatory system and heart. Tongue movement will remain unaffected if vagus nerve is injured. Tongue movement is controlled by glossopharyngeal nerve. Thus, the correct answer is option B.