AP Biology Name __________________Campbell Reading Guide Date ___________Period ___

Chapter 48: Nervous Systems

1. Label the different types of neurons and make notes about their function.

2. Outline the organization of the vertebrate nervous system.

a. Central nervous system ________________________________________

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b. Peripheral nervous system ______________________________________

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3. Label the diagram of a typical neuron

Adapted from the work of Ms. Foglia

4. Explain how a neuron maintains a -70 mV potential.

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5. Detail the stages of the “action potential.” Use the graph and diagrams below to indicate what is happening at the membrane in each stage.

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5. _______________________________________________________________

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6. _______________________________________________________________

__________________________________________________________________Adapted from the work of Ms. Foglia

6. Describe what happens in the pre-synaptic axon when an impulse reaches the terminal end of the axon.

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7. How does an impulse propagate down the axon?

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8. Describe what happens at the synapse.

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9. How are “messages” carried...

a. In neurons ___________________________________________________

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b. Between neurons _____________________________________________

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10. Make some brief notes about the differential action of neurotransmitters

a. Acetylcholine ________________________________________________

b. Dopamine ___________________________________________________

c. Serotonin ___________________________________________________

d. Norepinephrine ______________________________________________

e. Glutamate ___________________________________________________

f. Glysine & GABA _____________________________________________

g. Substance P _________________________________________________

h. Nitric oxide _________________________________________________

Adapted from the work of Ms. Foglia

11. Take notes on the relationship between drug addiction and neurotransmitters (include tobacco)

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12. Trace the variations in nervous systems in the animal kingdom.

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13. Trace the reflex pathway by naming the structures.

Adapted from the work of Ms. Foglia

14. How to the sympathetic and parasympathetic work together?

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15. List the major components of the human brain and indicate their functions.

Adapted from the work of Ms. Foglia