In your own words, write a very short sentence to answer the following question.

What is the function of the circulatory and respiratory systems and how do they work together?

The circulatory and respiratory systems function to transport oxygen, nutrients, and waste throughout the body, and they work together by exchanging gases and maintaining a constant supply of oxygen to the cells.

The circulatory system transports oxygen, nutrients, and waste throughout the body, while the respiratory system supplies oxygen and removes carbon dioxide. They work together through the process of respiration.

The circulatory system and respiratory system function to transport oxygen and nutrients to cells and remove waste products, and they work together by exchanging gases in the lungs and delivering oxygenated blood throughout the body.