Which body systems work together to send oxygen throughout the body?

A.
respiratory and excretory

B.
integumentary and nervous

C.
respiratory and circulatory

D.
nervous and muscular

1 answer

C. respiratory and circulatory

The respiratory system is responsible for taking in oxygen and expelling carbon dioxide, while the circulatory system is responsible for transporting oxygen throughout the body via the blood. These two systems work together to ensure that oxygen is delivered to the cells and tissues where it is needed.