Final answer:
Cranial nerves are essential for sensory and motor functions, with mnemonics such as "Some Say Marry Money But My Brother Says Brains Beauty Matter More" used to distinguish between their sensory, motor, or both functionalities.
Step-by-step explanation:
The cranial nerves play a pivotal role in the sensory and motor functions of our body. Memorizing their names and functions is essential in anatomy courses, and students commonly use mnemonic devices for this purpose. There are 12 cranial nerves, which can be categorized as sensory (such as the olfactory, optic, and vestibulocochlear nerves), motor (including the oculomotor, trochlear, abducens, spinal accessory, and hypoglossal nerves), or a combination of both (like the trigeminal, facial, glossopharyngeal, and vagus nerves). A popular mnemonic to remember their basic functions is, "Some Say Marry Money But My Brother Says Brains Beauty Matter More," which represents whether the individual cranial nerves are sensory, motor, or both.