PTA 150 ES Exam

Currents have alternative pathways in a series circuit.

Most commonly used type of TENS:

Protons have a negative charge.

Which of the following is pulsed?

Acetic acid polarity:

VMS endurance frequency:

Monopolar placement of electrodes:

The higher the _____ of the current, the lower the impedance.

Which of the following is a direct current?

Electrical charges are measured in:

Events leading to the generation of an action potential:

Strength-Duration Test assesses the _____ and _____.

Biofeedback gives internal feedback.

If a waveform is symmetrical, it is _____ balanced.

The greater the size of the electrode, the _____ the current density.

Duty cycle for Pre-Mod:

Volitional contractions recruit motor units according to the reverse size principle.

Capacitors do not allow direct current, but do allow alternating current.

Type IIB muscle fibers are good for:

Tetanic contractions would occur at which of the following?

First threshold felt by the patient:

SO muscle fibers are equivalent to:

There is less resistance in a thick lead wire versus a thin lead wire.

How far away should a diathermy unit be from an ES treatment?

Which of the following does not require a cathode to accomplish the goal?

Interpulse interval should be longer than the _________.

Which of the following is not considered a conductor?

Which of the following is not an indication of electrical stimulation?

Opposition to the flow of electrons or ions in alternating or direct current:

Impedance is measured in:

Continuous current with a negative polarity:

The greater the current density, the _____ the motor response.

Which of the following is an alternating current?

The most common burns associated with iontophoresis:

Pulse duration + interpulse interval =

Space between pulses:

Long-lasting pain relief:

Current is a difference in potential.

Negative electrode:

Blisters are a normal response to iontophoresis.

Stronger intensity will increase the nerve action potential.

Point stimulators use low _____ to target trigger points.

Time required to reach peak amplitude:

Which of the following has a scan feature?

10 secs on and 30 secs off equals what duty cycle?

Which of the following is not an absolute contraindication for ES?

Postive ion:

Electrically stimulated contractions fire motor units asynchronously.

FF motor units correspond with muscle fibers that are _____ in diameter.

Russian ramp time for strength: