Table 2.
Muscle orientation (Θsagittal) during tongue base retraction (cranial coordinate system).
| Monkey | Hyoglossus | Palatoglossus | Styloglossus | |||
|---|---|---|---|---|---|---|
| Mean | Range | Mean | Range | Mean | Range | |
| C | — | — | — | — | 168.9° | 151.02°–178.07° |
| H | 227.6° | 203.60°–252.99° | — | — | 175.5° | 151.20°–183.38° |
| J | 211.9° | 186.97°–222.94° | 167.0° | 131.81°–186.57° | 167.7° | 153.66°–183.63° |
| K | 227.1° | 212.27°–240.02° | 137.8° | 94.87°–174.57° | 185.9° | 169.86°–191.80° |
| Overall | 223.2° | 186.97°–252.99° | 151.1° | 94.87°–186.57° | 174.4° | 151.02°–191.80° |
135° <Θsagittal < 225°; superior = 90°, posterior = 180°, inferior = 270°.