Explain your reasons for wanting to study the course

I have bachelor degree in Industrial Engineering. Now i want to continue my education in chiropractic major at Southern California University of Health Sciences.
A personal statement for chiropractic school:
-Explain your reasons for wanting to study the course
-Explain how you\’re right for the course
-Can you demonstrate transferable skills?
-Show that youre a critical thinker
-Whats the long-term plan?