Final answer:
Muscles are NOT a part of the body's nonfat components.
Step-by-step explanation:
The nonfat components of the body refer to the parts of the body that do not contain fat. From the given options, antal organs, skin, and tendons are all part of the body's nonfat components. Muscles, on the other hand, are NOT a part of the body's nonfat components. Muscles contain both fat and lean tissue, so they would not be considered nonfat components.
Learn more about Body's nonfat components