Final answer:
FROM stands for Full Range of Motion, which refers to the complete span of movement that a joint is capable of achieving. It is a key term in physical medicine and rehabilitation, used to assess and guide patient's recovery.
Step-by-step explanation:
The abbreviation FROM in the context of physical medicine and rehabilitation stands for Full Range of Motion. This term is used to describe a joint's ability to move through its complete span of motion that is naturally achievable without assistance. Physical therapists often assess FROM to evaluate a patient's progress in rehabilitation, diagnose joint function, and develop treatment plans that aim to restore mobility. Rehabilitation exercises and interventions are frequently designed to improve or maintain a patient's FROM.