Nervous System

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

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

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 is a nerve cell?

• axon

• neuron

• dendrite

• myelin

Select all that apply: The function of the nervous system is to control

• voluntary movement

• our senses (sight, hearing, touch, taste..)

• our memories and thoughts

• Involuntary actions likes breathing and heart beat

Cranial nerves and spinal nerves are part of the peripheral nervous system.

• True

• False

What part of the nervous system is responsible for slowing down breathing and pulse?

• Spinal Nerves

• Sympathetic

• Parasympathetic

• Spinal Nerves

Someone with a spinal cord injury might experience:

• inability to move and respiratory distress

• hairloss

• increased appetite

• none of the above

What is the purpose of the myelin sheath on the axon?

• To maintain temperature
• To improve conductivity
• To protect the axon
• To release neurotransmitters

These carry signals from tissues and organs to the brain and spinal cord

• Sensory Neurons
• Motor Neurons
• Efferent Neurons
• Glial Cells

The nerves in your fingertips are part of the ___ nervous system

• central

• peripheral