Human body systems

Which organs make up the digestive system?

• brain, nerves, and spinal cord

• trachea, lungs, and heart

• esophagus, stomach, small intestine, and large intestine

• mouth, brain, and large intestine

Which body system takes in oxygen and expels carbon dioxide?

• circulatory system

• nervous system

• digestive system

• respiratory system

This system provides a framework for the body.

• muscular

• integumentary

• skeletal

• excretory

How many chambers does the human heart have?

• 1

• 2

• 3

• 4

The _______ is the basic unit of the human body.

• organ

• cell

• tissue

• system

This system is the body's defense against attacks.

• endocrine

• excretory

• muscular

• immune

Which body system controls the movement of the human body?

• circulatory system

• nervous system

• digestive system

• respiratory system

This system allows the movement of the body.

• skeletal

• nervous

• muscular

• integumentary

Which organs make up the nervous system?

• brain, nerves, and spinal cord

• cells, lungs, and heart

• heart, blood vessels, and blood

• skin, tissues, and muscles

What are the components of the circulatory system?

• brain, nerves, and spinal cord

• cells, lungs, and heart

• heart, blood vessels, and blood

• skin, tissues, and muscles