What Does the Latest Version of the Physical Activity and Exercise

question 35

Multiple Choice

What does the latest version of the Physical Activity and Exercise Guidelines for Americans recommend?

• A) getting 150 minutes of moderate-intensity aerobic exercise per week
• B) varying the volume and intensity of exercise for additional health benefits
• C) preforming some type of resistance training at least two days per week
• D) getting at least 150 minutes of vigorously intense exercise per day.

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Definitions:

False Alarm

An event in which a warning or alert is given, but the anticipated threat or danger does not actually occur.

Signal Detection Task

A psychological test that measures the ability to differentiate between information-bearing patterns (signals) and random patterns that distract from the information (noise).

Hit

In the context of data or searches, a hit refers to a successful match or retrieval of information that corresponds to a specific query.

Difference Threshold

The minimum difference in stimulation that a person can detect 50% of the time, also known as the just noticeable difference (JND).