The muscle system sends the blood from the heart to the lungs to be purified, and then it gets sent back to the heart again. Nutritive fluid circulates through the circulatory system (heart, veins, arteries, and capillaries) to supply oxygen and nutrients to many cells and tissues and takes out carbon dioxide and waste from them. I hope this helps.
Brain damage
Weak lungs
Start to depend on it / addiction
Answer:
Your retinas will burn
Explanation:
The sun can cause damage and blindness don't do it.
Answer:
True.
Explanation:
The amount of protein that everybody needs is different for everyone and it is determined by the age, the size, how are his or her metabolic rate and the lifestyle that the person has. Not only the amount of protein is determined by those factors the number of fats and carbohydrates too.
