Exploring Neuron Structure and Function

What is the primary cell of the nervous system?

• Epithelial cell

• Neuron

• Muscle cell

• Glial cell

What is another name for the cell body of a neuron?

• Dendrite

• Axon

• Soma

• Myelin sheath

What is the function of dendrites?

• Release neurotransmitters

• Protect the axon

• Detect chemical and electrical stimuli

• Transmit signals over long distances

Which part of the neuron is the longest extension from the soma?

• Dendrite

• Axon

• Soma

• Axon terminal

What is the role of myelin sheaths?

• Connect neurons

• Speed up signal conduction

• Release neurotransmitters

• Detect stimuli

What are the gaps between myelin sheaths called?

• Axon terminals

• Dendrites

• Synapses

• Nodes of Ranvier

What is the function of the Nodes of Ranvier?

• Speed up signal conduction

• Detect stimuli

• Connect neurons

• Release neurotransmitters

Where does message transmission between neurons occur?

• Dendrite

• Synapse

• Soma

• Axon

What is released at the synapse to transmit messages?

• Axon terminals

• Nodes of Ranvier

• Neurotransmitters

• Myelin

How does the body interpret messages passed by neurons?

• As muscle movements

• As sights, sounds, and other sensations

• As chemical reactions

• As electrical impulses