Enlarged approximately 2 times, in SOMSO-PLAST®. Upper part: left side bones of the skull, right side mimic muscles, median section through the nasal cavity, upper cavity of the mouth and upper region of the throat. Lower part: lower jaw, removable tongue, larynx, pharyngeal wall, sagittal section through the larynx. Separates into 10 parts. On a removable green base.