Why might the speed of electrical transmission be faster for a mylenated neuron compared to an unmyelated neuron?
a. Actions potentials need only occur at gaps between myelin sheaths.
b. Actions potentials have a greater magnitude.
c. They are thicker, allowing for more actions potentials to occur.
d. Myelin increases the concentration of ions within the neuron.
Ans: A
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The text reports that in the U. S. today, Black and Hispanic Americans are much less likely to seek health care at hospital emergency rooms because the costs are simply above their ability to pay
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