Cardiovascular system mainly helps heart, blood vessels and approx 5 liter of blood that the blood vessels carries. Cardiovascular System is in charge to transport oxygen,hormones,nutrients and the waste that goes through the body. Cardiovascular System is being charged by the organs that work hardly. Heart pumps up to 5 liter of blood even on rest.
Digestive System
List of Uses:
Mouth:
Mouth is the start of the digestive system, When you bite in food the digestive part starts in the mouth. When you chew it break the food into small pieces, than saliva mixes with the food that the body can absorb.
Esophagus:
Esophagus is stationed in our throat by your trachea. Esophagus accepts the food when we swallow the food,