When the Prefix "M" (Mega) Is Used in a Unit

question 42

Multiple Choice

When the prefix "M" (Mega) is used in a unit of measurement, such as 100 MHz, it means __________.

• A) hundred
• B) thousand
• C) million
• D) billion

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Definitions:

Hormonal Stress Theory

The hypothesis suggesting that stress responses are mediated by hormones, particularly those secreted by the adrenal glands, affecting the body's ability to deal with stressors.

Chronic Stress

A state of ongoing and continuous stress that can negatively affect an individual's physical and mental health over time.

Immune-System Functioning

The processes and activities through which the immune system protects the body from infections, diseases, and other foreign substances.

Preoperational Stage

Piaget’s second stage of cognitive development, lasting from about two to seven years of age, during which thought is more symbolic than sensorimotor thought.