Online-histolec-finals.docx

Online-histolec-finals.docx - 1 The nervous system has two...

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1. The nervous system has two principal divisions, the and the . 2. Nerve cells that conduct impulses from the central nervous system to muscles and glands are neurons. 3. Side branches of axons are called . 4. Sacs that store chemicals in the axon terminals area: . 5. A covering around axons, which is produced by neuroglia, is called . 6. The network of neurons in the walls of the organs of the gastrointestinal tract regulating the digestive system is the . 7. The gaps in the myelin sheath along axons are called . 8. The different charge on the inside and outside of a resting neuron is called . 9. The critical level of depolarization that has to be reached for an action potential to occur is the . 10. When the polarity of a membrane becomes more negative than the resting membrane potential, the membrane is considered to be . 11. The type of impulse conduction in myelinated fibers is called . 12. The neuron before a synapse is a neuron, the neuron located after a synapse is a .
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