nervous system quiz

The Spinal Cord is THE PATHWAY for the messages sent by the brain to the body and from the body to the brain.

• false

• true

A bundle of nerves that begins at the brain stem and continues down the center of your back through the vertebrae (spine). 

• spinal cord
• peripheral nerves
• brain
• stomach

Which structure in humans transmit electrical messages?

• veins

• lymphocytes

• neurons

• nephrons

  Which of the following is a role of the nervous system? 

•  To sense your surroundings with your eyes and other sense organs.
•   To control your internal body systems and keep them in balance.
• To use language, think, learn, and remember
•    all of the above

What is a nerve?

• A nerve is a bundle of nerve cells
• a organ that controls the body
• electrical signals in the brain
• only surronds the eyes

  Which part of the nerve cell receives nerve impulses from other cells?

• dendrite
• axon
• cell body
• axon terminal

What is reflex action ?

• When sensory nerves function

• When motor Nevers function

• Then we do something without thinking

• none of the above

Which structure in humans transmit electrical messages?

• veins

• lymphocytes

• neurons

• nephrons

The brain is made up of ___________ of neurons

• dozens

• thousands

• millions

• billions

The right side of the brain controls the movement of the

• eyes and facial muscles.

• left side of the body.

• legs and abdomen.

• right side of the body.