Chapter 2 The Neuron
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| convey information about the environment, such as light or sound, form specialized receptor cells and the sense organs to the brain. They also carry information from the skin and internal organs to the brain | show 🗑
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| communicate information to the muscles and glands of the body. Simply blink your eyes activates thousands of motor neurons | show 🗑
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| show | Interneurons
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| short branching fibers extending from the cell body receive messages from other neurons or specialized cells many branches give it greater surface ares, which increases the amount of information the neuron can receive | show 🗑
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| is a single, elongated tube that extends from the cell body in most, though not all , neurons (some neurons do not have axons) carry information form the neuron to other cells in the body, including other neurons, glands, and muscles vary by length | show 🗑
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| provide structural support for neurons throughout the nervous system | show 🗑
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| show | Microgliea
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| show | Astrocytes
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| show | Oligodendrocytes
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| a white fatty covering that is wrapped around the axons of some, but not all, neurons | show 🗑
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| show | Nodes of Ravier
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| show | Action Potential
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| show | Stimulus Threshold
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| -70 mili-volts is referred to as the neurons...? | show 🗑
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| show | All or None Law
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| show | Refractory Period
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| show | Synapse
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| the message sending neuron | show 🗑
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| show | Postsynaptic Neuron
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| presynaptic and postsynaptic neurons are separated by a tiny fluid filled space called...? | show 🗑
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