Base of support		A semi-sitting position; the head of the bed is raised between 45 and 60 degrees
Body alignment		Using the body in an efficient and careful way
Body mechanics		The area on which an object rests
Ergonomics		Lying on the abdomen with the head turned to one side
Fowlers position		A left side-lying position in which the upper leg is sharply fixed so it is not on the lower leg and the lower arm is behind the person; semi-prone side position
Lateral position		The back-lying position; dorsal recumbent position
Prone position		The way the head, trunk, arms, and legs are aligned with one another; posture
Sim's position		The science of designing a job to fit the worker
Supine position		The person lies on one side or the other side; side lying position