Which Statement About Axons Is False

question 183

Multiple Choice

Which statement about axons is false?

• A) Invertebrates rely on increasing axon diameter to increase conduction speed.
• B) In vertebrates, myelination of axons is one way to increase conduction speed.
• C) When an axon is myelinated, action potentials can only be fired at the nodes.
• D) Voltage-gated ion channels are clustered at the nodes of myelinated axons.
• E) Saltatory conduction is fast because ion channels open and close faster than electric current can flow through the cytoplasm.

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