10. Muscles
Muscle Actions
10. Muscles Muscle Actions
19PRACTICE PROBLEM
Sarah is experiencing difficulty raising the corners of her mouth to smile. Upon examination, it is found that the muscle responsible for this action is not functioning properly. Identify the facial muscle involved in smiling.
Sarah is experiencing difficulty raising the corners of her mouth to smile. Upon examination, it is found that the muscle responsible for this action is not functioning properly. Identify the facial muscle involved in smiling.