circulation system
Because all cells in the body need to receive oxygen and expell carbon dioxide.
"circulatory"
Blood serves a medium to provide oxygen to all parts of the body. Oxygen is required for normal bodily reactions to occur.
Blood supplies oxygen and nutrients to all parts of the body.
Arteries are blood vessels that carry oxygen-rich blood away from the heart to various parts of the body. They are found throughout the body and branch into smaller vessels to reach all tissues and organs, ensuring that they receive the necessary nutrients and oxygen for proper function.
all parts of the body
all parts of the body
hemoglobin
hemogloblin
The blood stream.
OxYgen