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Chapter 23 B Nervous System: Part 2

Teacher: Snickerfritz
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Across
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Lobe of the cerebrum responsible for sensations of hearing and smell; ability to remember the pronunciation of words and the melody of songs
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The portion of the central nervous system that is encased in the skull; composed mainly of neurons
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Large area of the brain divided into two hemispheres of large folded lumps; has four lobes
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An electrochemical pulse that moves along the membrane of a neuron
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Thick, tough membrane that may contain blood vessels; is tightly bound to the inner surface of the cranium in the skull
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Thin membrane on the surface of the spinal cord and brain; contains many small blood vessels
Down
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Located near the center of the brain; receives general sensations and decides which impulses are important enough to relay to the parietal lobe
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Second largest part of the brain; primary function is coordination
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Positive and negative charges are concentrated in different areas in relation to the neuron membrane
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Color of the matter that is the deeper tissue of the brain consisting of myelinated axons
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The part of the neuron with the greatest diameter; contains the nucleus and cytoplasmic organelles
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Lobe of the cerebrum responsible for sensations such as pain, pressure
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Cells that serve as the functional units of the nervous system