Merkel's muscle

例句：

1. 1. The doctor examined the patient's Merkel's muscle and found it to be normal.
   医生检查了患者的梅克尔肌肉，发现它是正常的。
2. 2.The patient was unable to move her left arm due to a damaged Merkel's muscle.
   由于受损的梅克尔肌肉，患者无法移动她的左臂。
3. 3. The study found that exercise can improve the strength and flexibility of the Merkel's muscle.
   研究发现，锻炼可以增强梅克尔肌肉的力量和灵活性。