The Nervous System: Communication

Refer to the diagram of the neuron. The ______ contains the nucleus and two extensions.

• Cell Body

• Axon

• Dendrite

• Synapse

Refer to the diagram of the neuron. Which part is shorter, more numerous, and receives information?

• Cell Body

• Dendrites

• Axons

Fill in the blank: The Central Nervous System (CNS) consists of the ______ and ______.

• brain, spinal cord

• heart, lungs

• muscles, bones

• nerves, blood vessels

Which of the following are parts of the Central Nervous System (CNS)?

• A) Brain and spinal cord

• B) Nerves of the body

• C) Heart and lungs

• D) Bones and muscles

In the diagram titled 'Basic Divisions of the Nervous System', which part is labeled as part of the CNS (Central Nervous System)?

• Brain and Spinal cord

• Heart and Lungs

• Muscles and Bones

• Stomach and Intestines

The Somatic Nervous System is responsible for voluntary actions.

• True

• False

Neurons are also known as ________.

• nerve cells

• blood cells

• muscle fibers

• gland cells

What is the function of dendrites?

• Conduct impulses

• Receive information

• Store energy

• Produce hormones

What is the function of axons?

• Receive information

• Conduct impulses

• Store energy

• Produce hormones

Label the part: The small branches that receive signals from other neurons are called ________.

• dendrite

• axon

• soma

• myelin sheath