Hyoid bone

1 Hyoid bone

3 Lesser horn of hyoid bone

4 Median thyrohyoid ligament

7 Thyroid cartilage

12 Cricoid cartilage

13 Cricothyroid cartilage

14 Cricotracheal ligament

15 Cricothyroid muscle

16 Thyroid gland

lesser horn Median thyrohyoid ligament Thyroid cartilage Cricoid cartilage Cricothyroid cartilage Cricotracheal ligament Cricothyroid muscle Thyroid gland