__________ Indicates the Amount of Time on Versus Time Off

question 40

Multiple Choice

__________ indicates the amount of time on versus time off.

• A)Frequency
• B)Duty cycle
• C)Resistance
• D)Multiplexing

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Definitions:

Head Control

The ability to hold and move one's head in a stable and directed manner, a developmental milestone in infants.

Neck Muscles

A group of muscles in the neck area that support the head, assist in movement, and aid in functions such as swallowing and speaking.

Mental Age

A measure of an individual's intellectual capacity compared to the average intellectual capacity of individuals in the same age group.

IQ

A measure of a person's intelligence as indicated by an intelligence test, relative to the average for their age group.