The respiratory system works directly with the circulatory system to provide oxygen to the body. Oxygen taken in from the respiratory system moves into blood vessels that then circulate oxygen-rich blood to tissues and cells.
Answer:
<u>What is the most effective way to reduce body fat?</u>
- Exercise
- Eat fewer carbs
- Do not eat in between meals
- Stay ACTIVE and PRODUCTIVE
- Set S.M.A.R.T goals
<u>Why isn't a scale the best judge of body fat versus lean mass?</u>
<h3>The scale is not measuring your fat nor your muscle mass, the scale is measuring your <em>
body weight</em>. This's measuring how much entire/total mass you occupy on land. However, the scale is NOT measuring how much fat you have or how much muscle you manage.</h3>
Hoped this helped :)