QUIZ: Neuron Structure, Division of NS, Action Potential

Identify structure B of the diagram

• Schwann Cell
• Cell Body
• Dendrite
• Node of Ranvier

Cytoplasmic extensions that receives and conducts messages towards the cell body, providing the main receptive surfaces for neurons are

• Oligodendrocytes
• Axon
• Nodes of Ranvier
• Dendrite

What substance is myelin richly made of?

• Lipids
• Carbohydrates
• Protein
• Nucleic Acid

What are the two major nerve cells categorized within the nervous system?

• Afferent and Efferent neurons
• Sensory and Motor neurons
• Neurons and Neuroglial
• Schwann cells and Oligodendrocytes

Identify structure C of the diagram

• Schwann Cell
• Node of Ranvier
• Dendrite
• Axon

What are the 3 general functions of the nervous system?

• Sensory, Integrate, and Predict
• Reflexive, Integrate, and Predict
• Sensory, Integrate, and Motor
• Sensory, Integrate, and repulsion

A neuroglia cell that produces myelin in the spinal cord and brain are called_____________

• Schwann Cells
• Oligodendrocyte
• Neuron
• Astrocyte

Which of the following neuroglial cell is NOT located within the CNS?

• Schwann Cells
• Oligodendrocyte
• Microglial
• Astrocyte

Identify structure A of the diagram

• Schwann Cell
• Node of Ranvier
• Dendrite
• Axon

The axon conducts impulses ______________from the cell body.

• Towards
• Away
• Inside
• Around