| Hint | Answer | % Correct |
|---|---|---|
| a single process extending from the cell body of a neuron, taking impulses away from the cell body | axon | 90%
|
| the fatty white substance forming an insulating sheath around many nerve fibers | myelin | 88%
|
| short fibers branching out from the axon or cell body of a neuron that receives impulses from other neurons. | dendrite | 87%
|
| the basic unit of the nervous system | neuron | 84%
|
| the main part of a neuron containing the nucleus | cell body | 70%
|
| the junction between two neurons | synapse | 70%
|
| a chemical released at nerve endings to transmit nerve impulses across synapses | neurotransmitter | 60%
|
| a cell producing a nerve fiber's myelin sheath | Schwann cell | 42%
|
| narrow gaps in the myelin sheath, between adjacent Schwann cells | Nodes of Ranvier | 39%
|