Reflex Testing
Reflexes reflect motor neuron function.
Absent reflexes suggest lower motor neuron problems, while overactive reflexes suggest upper motor neuron damage.
Scoring Reflexes:
- 0 absent with reinforcement
- 1+ reduced
- 2+ normal
- 3+ exaggerated
- 4+ clonus present
Important Reflexes
Biceps (C5,6)Have hands resting palms down on lap. Place tumb over biceps tendon and strike
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Brachioradialis (C5,6)Tap brachioradialis on medial forearm Use fingers or not
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Triceps (C6,7,8)Two ways to test - have arm hanging down loosely, or supported (by you) across chest |
Patellar (L2,3,4)Tap knee between patella and tibial tuberosity Can be done sitting or lying down, with knees bent (by you) |
Achilles (S1)Tap Achilles tendon, with you slightly dorsiflexing the foot Can be done sititng or lying down |
Using a Reflex Hammer
Hold a reflex hammer lightly.
have a pic of me holding one