Questions: What structure is highlighted?
A. Omohyoid m.
B. Masseter m.
C. Sternothyroid m .
D. Geniohyoid m.
E. Mylohyoid m.
Transcript text: What structure is highlighted?
A. Omohyoid m.
B. Masseter m.
C. Sternothyroid m .
D. Geniohyoid m.
E. Mylohyoid m.
Solution
The answer is B: Masseter m.
Explanation for each option:
A. Omohyoid m. - This muscle is located in the neck and is involved in depressing the hyoid bone. It is not typically highlighted in discussions about facial muscles.
B. Masseter m. - This muscle is one of the main muscles of mastication (chewing) and is located in the cheek area. It is responsible for elevating the mandible (jawbone) to close the mouth.
C. Sternothyroid m. - This muscle is located in the neck and helps in depressing the thyroid cartilage. It is not related to the facial muscles.
D. Geniohyoid m. - This muscle is located in the neck and assists in depressing the mandible and elevating the hyoid bone. It is not typically highlighted in discussions about facial muscles.
E. Mylohyoid m. - This muscle forms the floor of the mouth and helps in elevating the hyoid bone and the floor of the mouth. It is not typically highlighted in discussions about facial muscles.
Summary:
The highlighted structure is the Masseter muscle, which is a key muscle involved in the process of chewing.