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Chapter 23 B Nervous System: Part 2

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