What is the main role of the nervous system in the body?

• To digest food

• To pump blood

• To control all other body systems

• To breathe

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Which part of the nervous system acts like a highway for signals?

• The stomach

• The spinal cord

• The brain

• The heart

How do sensory nerves help us?

• They make us grow

• They help us sleep

• They collect information from our senses

• They help us breathe

What special cell is the nervous system made of?

• Skin cells

• Bone cells

• Blood cells

• Neurons

What happens during a reflex action?

• The heart beats faster

• The signal goes to the spinal cord for a quick response

• The brain takes a long time to decide

• The muscles stop moving