Locks, Chokes, and others: Hand and Arm Strikes are one of the Level 1 basics of Motion Science™ and one of the basics of Kenpo Karate. Strikes can be offensive or defensive moves used to hit an opponent's vital and non-vital areas. The following is a small list of other actions which can take place in the martial arts. If we added the use of weapons to our movements, the possible movements would be very difficult to document. In this section, we will show a few maneuvers in each of the following topics.