system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
Only laryngeal muscle that is innervated bidirectionally is
assistant
The correct answer is  - Interarytenoid muscle is an unpaired muscle in the centre between the 2 arytenoid cailages and is innervated bidirectionally.