What organs make up the circulatory system.
What are heart and blood vessels?
The nose or the mouth
What is where respiratory system starts?
What organ pumps blood to all parts of the body?
What is the heart?
A lung disease that makes it difficult to breathe by causing the airways in the lungs to narrow and swell when dust or exercise irritates the lungs.
What is asthma?
The molecule taken into the body by the respiratory system.
What is oxygen?
In the digestive system, starch is broken down into a smaller molecule called _________.
What is the glucose?
Name one molecule that is carried by the blood and taken to all cells.
What is glucose, amino acids, oxygen?
After oxygen leaves the lungs, where does it go?
What is the blood or circulatory system?
What is the main function of the circulatory system?
What is to transport important molecules to the cell and remove waste from the cells?