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The Strength-Duration Curve for E-Stim EXPLAINED

The Strength-Duration Curve for E-Stim EXPLAINED

Assessment

Interactive Video

•

Science, Health Sciences, Biology

•

University

•

Practice Problem

•

Hard

Created by

Wayground Content

FREE Resource

The video tutorial explains the strength duration curve, focusing on pulse duration and intensity. It covers how to interpret the curve, the types of nerve fibers involved, and the differences between acupuncture and conventional settings. The tutorial also discusses individual differences in patient response and how to adjust settings for comfort.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the horizontal axis on the strength duration curve represent?

Current strength

Pulse duration

Frequency

Intensity

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How is intensity typically set on most machines?

According to pulse duration

As a specific number of milliamps

As an arbitrary number

Based on frequency

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which curve on the graph represents motor neurons?

Blue curve

Green curve

Purple curve

Red curve

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In conventional TENS settings, which type of nerve fibers are primarily stimulated?

A delta fibers

C nerve fibers

A beta sensory fibers

Denervated muscle fibers

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the typical pulse duration range for acupuncture settings on TENS?

50 to 80 microseconds

300 to 500 microseconds

100 to 150 microseconds

150 to 300 microseconds

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What might a patient experience if the pulse duration crosses the green curve?

No sensation

Muscle twitch

Sharp pain

Tingling sensation

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a common effect of stimulating A beta sensory fibers?

Tingling sensation

Muscle contraction

Dull pain

Sharp pain

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