Therapeutic Electrical Stimulation Frequency Parameters Quiz
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Questions and Answers

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

  • Reduced inflammation
  • Enhanced cellular proliferation
  • Increased collagen synthesis
  • Deeper penetration to produce heat (correct)

What distinguishes Focused ESWT from Radial ESWT?

  • Focused ESWT uses compressed air, while Radial ESWT uses electromagnetic waves
  • Focused ESWT is for superficial muscles, while Radial ESWT is for deeper tissues (correct)
  • Focused ESWT produces neovascularization, while Radial ESWT reduces soft tissue calcifications
  • Focused ESWT is contraindicated for pregnant women, while Radial ESWT is contraindicated for children

What is the purpose of Diathermy in terms of tissue temperature?

  • To maintain tissue temperature
  • To prevent any change in tissue temperature
  • To decrease tissue temperature
  • To gradually convert energy to heat and increase tissue temperature (correct)

Why is Capacitive Shortwave Diathermy (SWD) more prone to cause burns if not used properly?

<p>It targets adipose tissue with higher resistance (D)</p> Signup and view all the answers

What is the effect of Microwave Diathermy on tissues?

<p>Selective heating of muscles (B)</p> Signup and view all the answers

What differentiates Radio and Microwave Shortwave Diathermy from other heat modalities?

<p>Their capacity to deliver energy through pulses or bursts (C)</p> Signup and view all the answers

What distinguishes Focused ESWT from Radial ESWT in terms of applicator design?

<p>Focused ESWT uses a lens for focused energy delivery, while Radial ESWT uses compressed air through a tube (A)</p> Signup and view all the answers

What is the order of electromagnetic waves ordered by energy, from highest to lowest?

<p>Gamma radiation, X-Rays, Ultraviolet radiation, Visible light (D)</p> Signup and view all the answers

What is the main physiological effect of High-Watt Diathermy (HWD)?

<p>Will not depolarize nerves or muscles (A)</p> Signup and view all the answers

What is the primary method of delivering therapeutic electrical stimulation?

<p>Pulse per second (PPS) frequency (A)</p> Signup and view all the answers

What does the horizontal line in the depiction of an alternating current represent?

<p>Isoelectric baseline (D)</p> Signup and view all the answers

What does it mean when a waveform deviates upward from the electrical line in alternating current?

<p>Positive current flow (B)</p> Signup and view all the answers

Which parameter is used to measure how many times one cycle of a waveform is repeated per second?

<p>Frequency (D)</p> Signup and view all the answers

What is the unit of measurement for the parameter that determines how many times one cycle of a waveform is repeated per second?

<p>Hertz (Hz) (B)</p> Signup and view all the answers

Which type of current involves uninterrupted bidirectional flow of ions with at least one polarity change per second?

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

What modification of A/C and D/C currents involves the periodic cessation of electron flow before a following electrical event occurs?

<p>Pulsed current (C)</p> Signup and view all the answers

What does direct current involve?

<p>Continuous unidirectional flow of ions for at least one second (B)</p> Signup and view all the answers

What is the main effect of using selective polarity for tissue healing?

<p>Promoting specific biological effects tied to normal stages of healing (B)</p> Signup and view all the answers

Why are positive charges thought to enhance early stages of healing?

<p>They attract neutrophils towards the wound (A)</p> Signup and view all the answers

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

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

Which of the following is a contraindication for applying electrical stimulation for tissue healing?

<p>Pregnancy (A)</p> Signup and view all the answers

Why is application of electrodes at the anterior lateral aspect of the neck a contraindication for electrical stimulation in tissue healing?

<p>It can affect the carotid bodies (C)</p> Signup and view all the answers

What should be considered when applying electrical stimulation for tissue healing in individuals with a pacemaker?

<p>The region of the pacemaker or other stimulators (C)</p> Signup and view all the answers

What effect do negative charges have in tissue healing?

<p>Promoting later proliferations of healing (D)</p> Signup and view all the answers

Which precaution should be taken when applying electrical stimulation for tissue healing in individuals with cardiac dysfunction?

<p>Monitoring tachycardia during stimulation (D)</p> Signup and view all the answers

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