SJSU Kin 147 Exam 1 Questions and
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Name different ways to assess muscle function?
✓ strength testing
✓ manual muscle testing
✓ dynamometry
✓ electromyography
What is manual muscle testing (MMT)?
✓ -a test used to determine the extent of muscular weakness as a result of
disuse, injury, or disease
✓ -can be used to aid diagnoses and plan therapeutic exercises when a
strength deficit exists
concentric contraction
✓ muscle shortens as it maintains tension
eccentric contraction
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✓ muscle lengthens as it maintains tension
isometric contraction
✓ Muscle contracts but there is no movement, muscle stays the same
length
What type of contraction is used during MMT?
✓ -usually isometric contraction
✓ -examinar places patient in optimal position and tries to "break" the
patient by moving them away from their isometric hold
Where should the participant be placed for manual muscle testing?
✓ -in a position of advantage
✓ -muscle is generally placed at optimum muscle length tension
relationship
What does an MMT grade of zero signify?
✓ none- no visible or palpablwe contraction
What does an MMT grade of 1 signify?
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✓ trace- visible or palpable contraction with no motion
What does an MMT grade of 2 signify?
✓ poor- full ROM, gravity eliminated
What does an MMT grade of 3 signify?
✓ fair- full ROM against gravity
What does an MMT grade of 4 signify?
✓ good- full ROM against gravity, moderate resistance
What does an MMT grade of 5 signify?
✓ normal- full ROM against gravity, maximal resistance
T/F: You can modify a patients postion during a physical exam if they are
unable to place themselves in an optimal position by eliminating gravity
✓ True
Where should the examiner place their hand during MMT?
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