通常越遠越精準
兩點區辨距離
1.手指指尖:3-5mm
2.手指背側:4-7mm
3.拇趾:3-8mm
4.手心:8-12mm
5.手背:20-40mm
6.胸部.前臂:40mm
7.背部:70mm
8.大腿:75mm
3.下列那一部位之兩點區辨(two-point discrimination)能..-阿摩線上測驗