This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Medicine
Beevor's Sign is seen in: 
Select and explain. 
A. Abdominal muscle, B. Facial muscle, C. Respiratory muscle, D. Hand muscle
A: Abdominal muscle
Answer: A: Abdominal muscle 
Explanation: Answer is A (Abdominal muscle) : Beevor's sign is seen in relation to abnormal abdominal muscle contraction Beevor's Sign (Thoracic Cord Lesion) Beevor's sign refers to upward movement of the umbilicus when the abdominal muscle contracts Beevor's sign represents a consequence to a Thoracic Cord lesion Lesions at T9-T10 paralyze the lower- but not the - upper abdominal muscles resulting in an upward movement of the umbilicus when the abdominal muscle contracts