Stefan Is a Healthy Man Who Is 26 Years of Age.Using

question 1

Multiple Choice

Stefan is a healthy man who is 26 years of age.Using this information,calculate his approximate target heart rate zone for moderate-intensity physical activity.

• A)83 to 124 bpm
• B)110 to 134 bpm
• C)72 to 115 bpm
• D)97 to 136 bpm

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Definitions:

Four-chambered Heart

A type of heart that consists of two atria and two ventricles, allowing complete separation of oxygenated and deoxygenated blood, commonly found in mammals and birds.

Circulatory System

The body system responsible for the flow of blood, nutrients, oxygen, carbon dioxide, and other substances to and from cells.

Mammalian

Relating to mammals, a class of warm-blooded vertebrate animals characterized by the presence of mammary glands which females use to feed their young.

Three-chambered Heart

A type of heart structure found in amphibians and reptiles, consisting of two atria and one ventricle.