Estim Crossword

1. A decrease in the frequency of action potentials and a decrease in the subjective sensation of stimulation.
3. Application of an electrical current directly to muscle to produce a muscle contraction.
5. The movement of an action potential along a nerve axon.
8. A transient increase in threshold to nerve excitation.
13. Application of an electrical current to motor nerves to produce contractions of the muscles they innervate.
17. A current whose waveform is produced by the interference of two medium frequency alternating currents of two slightly different frequencies.
18. The negative electrode
20. The positive electrode

2. An alternating current with a medium-frequency waveform that has sequentially increasing and decreasing current amplitude.
4. A current with continuous bidirectional flow of charged particles.
6. Delivery of ions through the skin for therapeutic purposes using an electrical current.
7. A current with a series of pulses in which the charged particles move in one direction and then in the opposite direction.
9. A current with continuous unidirectional flow of charged particles.
10. Any pattern of variation in one or more of the stimulation parameters.
11. Application of an electrical current to produce muscle contractions that are applied during a functional activity.
12. The minimum current amplitude and pulse duration required to produce an action potential.
14. The magnitude of current or voltage.
15. The principle of strengthening muscle that states the greater the load placed on a muscle and the higher the force of contraction it produces the more strength the muscle will gain.
16. Frequency modulation of an interferential current.
17. Total frequency-dependent opposition to current flow.
19. Amplitude modulation of an interferential current.