222 Work

Sex cells have __________ the number of chromosomes of other body cells.

• twice

• half

• same

• none of the above

What are the main two parts of the central nervous system?

• Brain and Skull
• Brain and Spinal Cord
• Spinal Cord and Nerves
• Nerve Cells and Nerve Endings

What bone protects your brain?

• Skull
• Cerebellum
• Cerbrum
• Deltoids

What sense organ is responsible for our sense of touch?

• Ears
• Face
• Nose 
• Skin

What is the main organ in the nervous system?

• The Spinal Cord

• The Brian

• The Brain

• The Arms

The Nervous System:

• A system that makes you nervous

• A complicated system that includes the brain and your heart

• The system in charge of removing waste in the body

• A complex system of nerves that sends messages throughout the body

The system of the body that carries information to all parts of the body.

• Nervous system
• Spinal Cord
• Neuron
• Brain

The main control center in an animal body; part of the central nervous system.

• Brain
• Brain Stem
• Spinal Cord
• Nervous System

Carry message from body to brain from the brain to body.

• Nerves
• Neuron 
• Brain
• Spinal Cord

What are the parts of the nervous system?

• Reflexes, brain, nerves
• Lungs, brain, nerves
• Brain, muscles, nerves
• Brain, spine, nerves