Electrotherapy and Electrode Placement Quiz
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Questions and Answers

What is the fundamental property of an electrical charge related to the transfer of charge from one object to another?

  • The quantity or amount of ions or electrons flowing
  • The conservation of charge (correct)
  • The types of charge (+ and -)
  • The repulsion of like charges and attraction of opposite charges
  • In an electric field, what does the separation of charges create?

  • An increase in current
  • A decrease in resistance
  • A decrease in voltage
  • A system of potential energy (correct)
  • What is the international unit of current used to measure the quantity of ions or electrons flowing at a given time?

  • Ohm
  • Coulomb
  • Ampere (correct)
  • Watt
  • What is the primary method of delivering therapeutic electrical stimulation?

    <p>Burst currents</p> Signup and view all the answers

    Which type of current involves uninterrupted bidirectional flow of ions that changes direction at least 1 time per second?

    <p>Alternating current (AC)</p> Signup and view all the answers

    Which type of TENS is better tolerated and can be used during active movement?

    <p>High frequency (conventional TENS)</p> Signup and view all the answers

    What refers to the strength of a current at any one point in time and represents the magnitude of both positive and negative currents?

    <p>Amplitude</p> Signup and view all the answers

    What is the most commonly used and supported current for tissue healing?

    <p>High volt pulse currents</p> Signup and view all the answers

    What modification of either an AC or DC waveform involves periodic cessation of electron flow for a period of time before a following electrical event?

    <p>Burst</p> Signup and view all the answers

    Which of the following is NOT a mode of Therapeutic Electrical Stimulation (TES) treatment?

    <p>Microcurrent electrical nerve stimulation (MENS)</p> Signup and view all the answers

    What type of waveform has an average charge of 0 due to equal amplitudes and phase durations of positive and negative charges?

    <p>Biphasic current</p> Signup and view all the answers

    What is the main difference between Microcurrent electrical stimulation and TENS (transcutaneous electrical neural stimulation)?

    <p>Microcurrent electrical stimulation manages pain, while TENS does not activate muscles.</p> Signup and view all the answers

    Which frequency is most effective for activating muscle according to the text?

    <p>80-150 pulses per second</p> Signup and view all the answers

    What is the primary objective of using Microcurrent as mentioned in the text?

    <p>Mimicking body's electrical field to encourage healing</p> Signup and view all the answers

    Which parameter is MOST indicative for tissue repair and healing, according to the text?

    <p>Short duration and high intensity</p> Signup and view all the answers

    What is the primary benefit of Shortwave Diathermy (SWD)?

    <p>It allows deeper penetration than other heat modalities</p> Signup and view all the answers

    Which type of shockwave therapy is used for superficial muscle and myofascial trigger point treatments?

    <p>RADIAL</p> Signup and view all the answers

    What is the goal of Extracorporeal Shockwave Therapy (ESWT)?

    <p>To breakdown tissue to promote healing and repair</p> Signup and view all the answers

    Which physiological effect is associated with the stimulation of mitochondrial cytochromes by infrared light?

    <p>Increased ATP synthesis</p> Signup and view all the answers

    What is the classification of lasers used in therapy according to the text?

    <p>Class 3b lasers</p> Signup and view all the answers

    What is the acronym for 'light amplification by stimulated emission of radiation' as mentioned in the text?

    <p>LASER</p> Signup and view all the answers

    What is the main purpose of low-level or cold lasers in laser therapy?

    <p>Healing wounds and painful inflamed neuromuscular conditions</p> Signup and view all the answers

    Which condition is NOT considered as having relative benefits from low-level laser therapy according to the text?

    <p>Chronic spine pain</p> Signup and view all the answers

    What is the main theorized effect of laser on soft tissue according to the text?

    <p>Transfer of energy to cells</p> Signup and view all the answers

    What is the primary physiological effect of light absorbed by cells as mentioned in the text?

    <p>Alteration, facilitation, or inhibition of cell-mediated chemical reactions</p> Signup and view all the answers

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