– Size: 2 times magnification, 450×250×230mm;

– Components: 10 components, fixed on the base;

– Function: The model consists of the head and neck, the left and right halves of the median sagittal section of the laryngeal cavity, the upper and lower parts, and the free tongue, masseter muscle and pharyngeal constrictor, etc., and shows the structures of skull, nose, mouth, pharynx, median sagittal section of the laryngeal cavity, nasal septum, facial muscle, pharyngeal muscle, free tongue, etc.