The Human Body System

Which part of the circulatory system carries blood throughout the body?

• blood vessels

• heart

• blood

• veins

It is the pumping organ of the circulatory system.

• heart

• blood

• blood vessels

• veins

It controls and coordinates the activities of the whole nervous system.

• central nervous system

• sympathetic nervous system

• nervous system

• brain

It is a system that controls other parts of the body.

• nervous system

• circulatory system

• digestive system

• respiratory system

It is the primary organ of the central nervous system contained within the skull.

• brain

• axon

• dendrites

• cell body

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6. It is referred to as the river of life.

• blood vessels

• heart

• capillaries

• blood

Melissa accidentally touches a hot surface and then quickly pulls her hand away. Which two systems in the human body were involved with her action and reaction?

• nervous and muscular

• skeletal and circulatory

• nervous and respiratory

• muscular and respiratory

Which statement about body systems is true?

• Your body is made up of exactly seven systems.

• The skeletal system is more important than any other body system.

• All of your body systems must work together to keep you healthy.

• Each of your body systems works by itself to keep you healthy.

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What organ is this?

• heart

• lungs

• liver

• stomach

It controls your body and helps you think.

• hands

• skeleton

• brain

• muscles