An Electrical Stimulation Unit Uses What Carrier Frequencies for Their

question 8

Multiple Choice

An electrical stimulation unit uses what carrier frequencies for their heating effects? Select all that apply.

• A) 500 cycles per second
• B) 10,000 cycles per second
• C) 100,000 cycles per second
• D) 200,000 cycles per second
• E) 1000 cycles per second

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Definitions:

Lanugo

Fine, soft hair, especially that which covers the body and limbs of a human fetus or newborn.

Notochords

A flexible rod-shaped structure that provides support in all embryonic and some adult chordate animals.

Vertebrae

(vertebrae) (sing., vertebra) The bones that make up the spine.

Hagfishes

Jawless marine fishes belonging to the class Myxini, known for their ability to produce slime as a defense mechanism.