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biology 0610printed 192 · PDF 192
328 pagesrevision 46933
printed 192 · PDF 192
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The nervous system coordinates the responses of animals to changes in their environment.
(a) Fig. 2.1 shows the arrangement of the nervous system in a mammal.
Complete Fig. 2.1 by writing the names of the missing parts of the mammalian nervous system
in the boxes.
nervous system
|
| |
“ehvous system “yohvous ystems
brain cranial nerves spinal nerves
Fig. 2.1
[3]
(b) Fig. 2.2 is a flow chart that shows how an involuntary action is controlled.
What is X?
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