Human Body Systems

Which body system removes liquid and solid wastes from the body?

Blood vessels that carry blood to the heart are called ___________________.

Which body system brings oxygen and nutrients to all the cells of the body?

Where does digestion start? Digestion starts in the _________________.

Which body system breaks down food to release nutrients for the cells' use?

Most digestion occurs in the ______________________.

The air tube that leads down your throat to your lungs is called the _________________.

Blood vessels that carry blood away from the heart are called _______________________.

Next to all the alveoli in the lungs there's a _________________, a thin tube that holds blood.

Which body system brings oxygen into the body?