DIVISIONS OF THE NERVOUS SYSTEM REVIEW - Answers
WORD BANK
hemispheres
hippocampus
cerebellum
brain
colliculi
amygdala
cortex
nerve
thalamus
cerebral cortex
sulcus
glia
tract
ganglia
nuclei
hypothalamus
neurons
gyrus
spinal cord
corpus callosum
1. A structure important for movement and balance is the cerebellum.
2. The central nervous system is divided into two major parts: the brain and the spinal cord.
3. In the central nervous system, collections of neurons are called nuclei.
4. A bump or bulge on the cortex is called a gyrus and a groove is called a sulcus.
5. One important function of the hypothalamus is to control body temperature.
6. The brain contains about 100 billion neurons and trillions of "support cells" called glia.
7. In the peripheral nervous system, a collection of axons is called a nerve.
8. The brain is divided into two halves called hemispheres.
9. In the peripheral nervous system, collections of neurons are called ganglia.
10. The thalamus receives sensory information and relays this information to the cerebral cortex.
11. One part of the limbic system that is important for memory and learning is called the hippocampus_.
12. The right and left sides of the cerebral cortex are connected by a thick band of nerve fibers called the corpus
callosum.
13. In the central nervous system, a collection of axons is called a tract.