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Predict what might happen if a disease caused the axons that transmit proprioceptive stimuli to lose their myelin sheaths?
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- predict what would happen if the calcium ion channels in the axon terminal were blocked. explain.discuss the process of the neuron firing an action potential from the resting period to the refractory period? Give an example of this in a different scenario.Which bulb shaped structures found at the end of neurons form connections with the dendrites and somas of other neurons and allow information to pass from one neuron to another? A. Myelin sheaths B. Ion channels C. Axon terminals D. Dendrite arcs
- Construct a unit concept map to show the relationships among the following set of terms: action potential, arbor vitae, brainstem, diencephalon, epineurium, gray matter, lateral horn, nerve fiber, node of Ranvier, synaptic cleftExplain how myelin helps speed up the conduction speed of action potentials along theaxon of the neuron.Make a diagram of the Peripheral nervous system?
- Elaborate networks of neuronal processes that characterize the nervous system and how does it depend upon the outgrowth of specific axons to specific targets?When do neural discharges in the brain have their strongest effect? a. When the discharge rate of individual nerve cell is highest b. When individual nerve cells fire in regular way c. When the coherence of discharges in groups of nerve cells is greatest d. When many nerve cells have burst activityCompared to sparrows, neurons in larger dinosaurs would probably have ______________ myelin and be ____________ than sparrow neurons. A) less, wider B) less, narrower C) more, wider D) more, narrower
