Physical activity is an inclusive term that refers to any expenditure of energy brought about by bodily movement of the skeletal muscles; as such, it includes a complete spectrum of activity for very low resting brought about by bodily movement view of the skeletal muscles; as such, it includes a complete spectrum of activity for very low resting levels to maximal exertion. exercise is a component of physical activity. the distinguishing characteristic of exercise
is that it is structured activity specifically planned to develop and maintain physical fitness.
how is the word expenditure used in this excerpt?
a.) to show the type of activities completed by skeletal muscles
b.) to identify how much energy is used at low resting levels
c.) to describe the amount of movement required for maximal exertion
d.) to highlight that physical activity requires a body to use energy