Laboratory Review 15 1. Which portion of the brain is largest in humans? 2. Whic

Question

Laboratory Review 15 1. Which portion of the brain is largest in humans? 2. Which portion of the brain functions in coordination? 3. What structures protect the spinal cord in vertebrates? 4. To what portion of the nervous system does the chain of ganglia alongside the cord belong? s. Would cell bodies and sbort fibers be in the gray or the white matter of the cord? 6. Spinal nerves contain long axons of motor neurons and what long part of sensory neurons? 7. The brain and cord make up what nervous system? 8. If the dorsal 9. If the ventral roots are destroyed, can impulses reach the spinal cord I root ganglia are destroyed, can impulses reach the spinal cord? 10. Name the type of neuron found completely within the CNS. References Curtis, Dwayne H. 1974. Human physiology laboratory experiments. Dubuque, lowa: Kendall/Hunt Publishing Com- pany Jakowska, S. 1973. SICC laboratory manual for biology 101. Dubuque, Iowa: Kendall/Hunt Publishing Company. Films and Videos The instructor's manual for Inguiry into Life contains suggestions for films that could be shown during this laboratory

Explanation / Answer

1.portion of brain largest: cerebrum

2.portion of brain coordinate movements: cerebellum

3.structure protect spinal cord: meninges

4.ventral and lateal surface of spinal cord from cervical vertebre to coccyx

5.true

6.spinal nerve contains fibres of sensory and motor neuron

7.central nervous system

8.no

9.yes

10.afferent neuron, interneuron, efferent neuron.

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