Human Body Systems Introduction

The pipe that takes food and liquid from the mouth to the stomach:

What is the main organ of the nervous system?

The heart acts like a ___________ when its muscles ________ and blood squirts out.

The pipe that takes air from the mouth and nose to the lungs.

Two digestive juices that chemically dissolve food.

These blood vessels carry red blood with oxygen from the lungs to cells in the body.

Three organs or parts of the circulatory system:

Describe how gasses are treated by the lungs:

What word means "to transport in an endless cycle"?

Which two body systems make sure oxygen gets to cells in the human body?

Organs are to the human body like __________ are to cells.

This structure takes electric impulses from the brain to the nerves throughout the body.

The human body is AN _________ because it is a system of interdependent organs.

These blood vessels carry blue blood without oxygen from the body to the lungs.

What are three organs or parts of the digestive system?