Nervous system

The nervous system is composed of the ___, ___, and ___.

• heart, brain, kidneys
• lungs, liver, stomach
• brain, spinal cord, nerves
• eyes, pancreas, veins

What is the function of the nervous system?

• to control and coordinate body functions and systems.

• to protect the body from harm.

• to identify pain and begin healing.

• to break down food.

The basic unit of structure and function in the nervous system is a nerve cell. Nerve cells are also called-

• Osteocytes

• Dendrites

• Neurons

• Spinal Cords

What is the function of a nerve?

• To transport needed food around the body

• To control body movement for reflexes.

• To carry messages (impulses) to and form the Central Nervous System

• All of the above

The Central Nervous system includes what two organs?

• Brain and Nerves

• Brain and Spinal Cord

• Spinal cord and Nerves

• Nerves and Neurons

TRUE or FALSE: All nerves have the same job. For example, they all carry messages to the brain

• TRUE

• FALSE

Which part of the neuron transmits impulses to other neurons?

• axon

• cell body

• dendrite

• node

What kind of neuron carries information from our eyes to our brain?

• Motor neuron

• Sensory neuron

• Nerve

• Spinal neuron

All parts of the nervous system except for the brain and spinal cord

• nerves

• neuron

• central nervous system

• peripheral nervous system

What neuron carries signals to your muscles?

• Motor neurons

• Interneurons

• Sensory neurons

• Blood vessels