The reversibility principle of physical training refers to:

Cardiorespiratory exercise primarily improves:

What is the SIMPLEST method for monitoring cardiorespiratory activity?

When your body is exercising intensely, most of your blood (up to 85%) is distributed:

The cardiorespiratory system does NOT include:

The 1-mile walk test and the 1.5 mile walk/run test are tools that can be used to measure:

What is the optimal training frequency for general improvements in overall fitness?

 Interval training refers to:

Why is exercising at the proper intensity important? 

Describe the process for finding the domain of a function. In your explanation, include how to identify when there will be restrictions on the domain and provide examples of situations that cause these restrictions.  Your answer should be 2-3 sentences in length and should contain proper grammar and spelling.