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K5-15. Current In Biceps Muscle

Purpose

To demonstrate that electrical currents are used in the operation of muscles.

Equipment

Electrode kit, TV camera with monitor for wave recorder, oscilloscope with microphone (low level) input with scope/TV cart.

Setup Time

15 minutes.

Images
k5-15

Description

Attach electrodes to the subject's arm at appropriate places as described in the instructions. Have the subject lift various weights (curls) about two inches off the ground to see the electrical impulses. Relaxation produces null in current.

References

Gerald Oster, Muscle Sounds , Scientific American, 108-114, ( Mar. 1984). Lecture Demonstrations Record Form.

K. Electromagnetic Principles

K. Electromagnetic Principles

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