| Term 
 | Definition 
 
        | 0 
 no muscle contraction can be seen or felt
 |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | 1 
 contraction can be felt, but there is no motion
 |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | 2- 
 part moves through incomplete ROM with gravity decreased
 |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | 2 
 part moves through complete ROM with gravity decreased
 |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | 2+ 
 part moves through incomplete ROM (less than 50%) against gravity
 OR
 part moves through complete ROM with gravity decreased against slight resistance
 |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | 3- 
 part moves through incomplete ROm (more than 50%) against gravity
 |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | 3 
 part moves through complete ROM against gravity
 |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | 3+ 
 part moves through complete ROM against gravity and slight resistance
 |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | 4 
 part moves through complete ROM against gravity and moderate resistance
 |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | 5 
 part moves through complete ROM against ROM against gravity and full resistance
 |  | 
        |  |