Good way to remember them below
1 (Olfactory) Oh Some S = Sensory M = Motor B = Both
2 (Optic) Oh Say
3 (Oculomotor) Oh Marry
4 (Trochlear) To Money
5 (Trigeminal) Touch But
6 (Abducens) And My
7 (Facial) Feel Brother
8 (Vestibulocochlear) Very Says
9 (Glossopharyngeal) Green Big
10 (Vagus) Vegetables Brains
11 (Accessory nerve) A Matter
12 (Hypoglossal nerve) H ! More