Manual Muscle Testing Grades

Question 0

Grade 4+ (Good Plus)

Answer 0

Full available ROM, against gravity, nearly strong manual resistance

Question 1

Grade 5 (Normal)

Answer 1

Full available ROM, against gravity, strong manual resistance

Question 2

Grade 4 (Good)

Answer 2

Full available ROM, against gravity, moderate manual resistance

Question 3

Grade 4- (Good Minus)

Answer 3

Full available ROM against gravity, nearly moderate resistance

Question 4

Grade 3+ (Fair plus)

Answer 4

Full available ROM against gravity, slight manual resistance

Question 5

Grade 3 (Fair)

Answer 5

Full available ROM against gravity, no resistance

Question 6

Grade 3- (Fair Minus)

Answer 6

At least 50% ROM against gravity no resistance

Question 7

Grade 2+ (Poor plus)

Answer 7

Full available ROM gravity minimized slight manual resistance

Question 8

Grade 2 (Poor)

Answer 8

Full available ROM gravity minimized no resistance

Question 9

Grade 2- (Poor Minus)

Answer 9

At least 50% ROM gravity minimized no resistance

Question 10

Grade 1+ (Trace Plus )

Answer 10

Minimal observable motion (less than 50% ROM) gravity minimized no resistance

Question 11

Grade 1 (Trace)

Answer 11

No observable movement palpable muscle contraction no resistance

Question 12

Grade 0 (Zero)

Answer 12

No observable or palpable muscle contraction