Features:

1. The model simulates a male adult upper body, with anatomical structure of nasal cavity, oral cavity, teeth, tongue, uvula, reply, vocal cord, trachea, bronchi, lungs, esophagus, stomach, liver, diaphragmatic muscles, and small intestine.
2. The simulator is made of imported material, which is convenient to observe. It Is ideal for pediatric nursing traching and trainning.