Science: Human Body Systems

Villi are found in which body system?

The heart has how many chambers?

Materials your body cannot use are called?

Small food particles travel from here into the blood.

Arteries are found in which body system?

The esophagus __________________________.

The stomach is an organ that __________.

When you exhale or breathe out, your body releases _____________.

Where does your heart pump deoxygenated blood?

What system of organs brings oxygen into your body?

The circulatory system connects ___________________.

Where does digestion start?

The heart pumps ________.

Which system breaks down food into minerals that your body can use?