Nervous System

The working unit of the nervous system is the ________________

• dendrite
• neuron 
• axon 
•  impulse

_______________ receive messages and send them to the cell body

• axons
  terminals 
• synapse 
• dendrites 

A message carried by a neuron is called _________________.

• a synapse 
• an impulse 
• a receptor 
• a neurotransmitter

Where can you find a synapse?

• Inside the nucleus of a neuron 
• Between a neuron's dendrite & its terminal
• Between separate neurons 
• Surrounding the body of a neuron

What is the best synonym for "neurotransmitter"?

• 
  Chemical messenger 
• Electric signal 
• Muscle spasm
• Impulse receptor

Where in your body might you find sensory neurons?

• 
  Inside your muscles
•  Inside your ears
• Inside your brain
•  Inside your stomach

When the nerve impulse reaches the end of the axon, ____________ are released into the synapse. 

• 
  electric charges 
  
• hormones 
• chemicals
• angry birds

The largest part of the brain is the ___________. 

• 
  Brain Stem 
• Cerebellum 
• Cerebrum 
• Frontal Lobe

This part of the brain coordinates muscle movement and maintains balance.

• Cerebrum
•  Cerebellum 
• Brain Stem
•  Thalamus

 This part of the brain controls involuntary actions. 

• 
  Cerebrum 
• Cerebellum 
• Brain Stem
• Hypothalamus