Identify the following:

1. floor of the mouth (mylohyoid & anterior digastric)

2. infrahyoid (strap) muscle

3. epiglottis

4. fat between epiglottis and thyrohyoid membrane

5. pharyngeal constrictors

6. laryngopharynx

7. piriform fossa (recess)

8. superior horn of thyroid cartilage