The visceralsystem and meridian system are essentially within the scope of the pattern of two systems and three functions, which can not be verified by experiments and tests.
藏象、经络实质上是一种“二体三用”模型，因而不能用实验、实证的方法来衡量、验证；
2
Car sickness, nausea, airsickness and space motion sickness are due to the vestibular system abnormality activity leading the disorder of visceral function.
晕车、晕船、晕机及航天运动病都是由于前庭系统的异常活动导致内脏功能的紊乱造成的。
3
Nucleus ambiguus (NA) is an important visceral and somatic motor nucleus which establishes widely connections with the central nervous system and peripheral organs.