Answer:
Because muscles generate small electrical signals when they contract, electrodes placed on the surface of the skin can measure muscle movements. ... When a prosthetic arm has several joints, such as a transhumeral, or above-elbow, prosthesis, each joint might need to be controlled by the same switch or muscle.
Explanation:
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The actual names are simple and complex carbohydrates
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#1 would be A, #2 would be false, as narcotics are incredibly addictive. #3 is absolutely true, as abuse of almost any medical thing can be life threatening.
