Quiz on the Nervous System

The nervous system is primarily responsible for:

• Digestion of food

• Transporting oxygen throughout the body

• Communication and control throughout the body

• Filtering waste products from the blood

The two main parts of the nervous system are:

• The somatic and autonomic systems

• The brain and the heart

• The central nervous system and the peripheral nervous system

• The sensory and motor systems

Which of the following is NOT part of the central nervous system?

• Brain

• Spinal cord

• Nerves branching out from the spinal cord

• All of the above are part of the CNS

The basic unit of the nervous system is:

• A cell

• A tissue

• A neuron

• An organ

Which type of neuron carries messages from the body to the brain?

• Motor neurons

• Interneurons

• Sensory neurons

• All of the above

Interneurons are responsible for:

• Carrying messages from the brain to the body

• Connecting sensory and motor neurons

• Processing sensory information

• Controlling muscle movement

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

• Controlling movement

• Regulating body temperature

• Digesting food

• Storing memories

The five senses are connected to the nervous system because they:

• Provide information about the external world

• Control muscle movement

• Regulate internal body functions

• All of the above

Why is sleep important for the brain?

• It allows the brain to rest.

• It helps the brain process information and consolidate memories.

• It allows the body to repair itself.

• All of the above

Which of the following best summarizes the main idea of the text?

• The nervous system is a simple network of nerves.

• The nervous system is a complex and vital system responsible for many functions.

• Sleep is the most important function of the nervous system.

• The five senses are independent of the nervous system.