Download NS Review

How Well do You Know the Nervous System? Review
Part I. Fill in the blank.
1. Name 3 regions of the brain stem?
2. Name the protective connective tissue which covers the brain. (general
name, not all 3 layers.)
3. Which system is called the “emotional brain” which imposes emotions to
behaviors, experiences, & memories?
4. Name 3 structures of the diencephalons.
5. What part of the diencephalons is the relay area for all sensory impulses
except smell.
6. Name the liquid that gives buoyancy to the CNS organs.
7. What is the largest portion of the brain?
8. What part of the brain looks like a cauliflower when cut in half?
9. What part of the diencephalons controls body tempt., thirst, metabolism, &
sleep/wake cycles?
10. Name the 3 layers of connective tissue which covers the brain.
11. Folds in the brain are known as what?
12. How much does the average adult human brain weigh?
13. List 3 functions of the nervous system.
14. Which subdivision of the N.S. contains the brain & spinal cord?
15. Which division of the PNS carries impulses towards the brain & spinal
cord?
16. Which part of the autonomic n.s. is known as the “fight or flight” system?
17. What is the functional unit of the nervous system?
18. Which nerve cell process carries impulses toward the nerve cell body?
19. What are non-excitable cells that help & support neurons? (AKA: nerve
glue)
20. What are bundles of axons & dendrites?
21. Small masses of neuron cell bodies located outside the CNS are called
what?
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22. What type/color of matter is made of unmyelinated axons & cell bodies?
23. During a what**** potential the cell is negative outside & positive inside?
24. During depolarization the blank *** channels open.
25. The Na/K pump reestablishes the what *** potential.
26. A bruise to the brain which could be mild to severe is called what?
27. The substance released at axonal endings to initiate a nervous impulse is
called what?
28. Neuroglia, in the CNS, that produce the myelin sheath are the what?
29. Synaptic vesicles store what?
30. The site of communication b/w 2 neurons is called what?
31. Gaps in the myelin sheath are called what?
32. The factor most affecting the rate of impulse conduction is the?
33. The collection of spinal nerves attached to the end of the spinal cord
traveling down the vertebral column is called the what?
34. A neural pathway where reflexes occur is called a what?
35. The blank *** neuron connect the sensory neurons to the motor neuron.
Part II. Label
Be able to label
The structure of a typical Neuron
The 3 types of Polar Neurons & their structures.
All 12 cranial nerves
The lobes of the brain.
The structures of the brain
The 3-D view of the spinal cord w/meninges & the nerve roots & ganglia
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