On this page. Chapter 5: Facial sensations & movements. In this chapter, the functions of the trigeminal (CN V) and facial (CN VII) nerves will be discussed. Symptoms of damage to the trigeminal system are mainly loss of sensation in the face, although the mandibular division of the trigeminal nerve also controls jaw motion.
Definition of cumulative for English Language Learners. : 1  increasing or becoming better or worse over time through a series of additions. : 2  including or adding together all of the things that came before.
The big difference is that cumulative is far more common than accumulative. At the level of actual meaning, to the extent that accumulative is used at all, it tends to refer to someone/something doing the accumulating. By contrast, cumulative is more associated with that which is accumulated.