Across
1.an organ which recieve the waste product carried by the blood
4.it is a gas that the body need
6.it is a combination of hemoglobin and oxygen that enters the body
7.the respiratory and digestive work as it absorbed ____that being distributed through the body
10.the system responsible for digestion of food

Down
2.the ability to maintain a relatively stable internal state that persists despite changed in the world outside
3.the respiratory and circulatory work together by exchanging of _____.
5.the signal that circulatory system carries that control the speed of digestion
8.the system responsible of exchange of gases
9.the system carries nutrients to the entire body cells

God bless you po!​