The type of fibers that run in the twelve cranial nerves are difficult to remember. The following mnenomic can be used to remember which types of fibers run in which cranial nerves (I-12), with S=sensory, M=motor, and B=both.
Some say marry money but my brother says big boobs matter more.
CN1 – sensory
CN2 – sensory
CN3 – motor
CN4 – motor
CN5 – both
CN6 – motor
CN7 – both
CN8 – sensory
CN9 – both
CN10 – both
CN11 – motor
CN12 – motor