Nervous System Quiz

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

• Nerves

• Cerebrum

• Brain and spinal cord

• Heart

What does THE CENTRAL NERVOUS SYSTEM do?

• controls most functions of the body and mind

• to digest food

• to breathe in air, absorb oxygen into the bloodstream and breathe out carbon dioxide

• none of the above

What is the main function of the nervous system? 

• Break down foods into nutrients that can be used by the body, absorb nutrients that are necessary for energy, growth, and maintenance, and rid the body of solid waste.
• Filter out cellular wastes, toxins (chemicals that could be poisonous to the body), and excess water that result from cellular respiration.
• Receive stimuli from inside and outside the body, to interpret the stimuli, and initiate responses for survival.
• Transport blood to all parts of the body so that gases, nutrients, and waste products are transported to and from the cells.

Which structure in humans transmit electrical messages?

• veins

• lymphocytes

• neurons

• nephrons

Which of the following is NOT a function of the nervous system?

• The control center for all body activities

• To respond and adapt to changes that occur inside the body

• To eliminate waste from the body

• To respond and adapt to changes that occur outside the body

The brain is the ______ ______ of the body.

• nervous center
• nueropathy
• control center
• extension

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

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

 Which neuron carries nerve impulses from tissues and organs to the spinal cord and brain? 

• sensory neurons
• motor neurons 
• interneurons 
• impulse neurons 

 Which of the following is a long extension that transmits nerve impulses to other cells? 

• dendrite
• axon
• cell body
• none of the above

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

• dendrite
• axon
• cell body
• axon terminal