Anatomy In elevation of the eyebrows and production of transverse wrinkles of the face: A Only the occipital bellies of occipitofrontalis act B Only the frontal bellies of occipitofrontalis act C Both the bellies act simultaneously D Both the bellies act one after the other 💡 Explanation In elevation of the eyebrows and production of transverse wrinkles of the face: ✓ Correct Answer: C. Both the bellies act simultaneously