1. Nervous System

2. 1. The neuroglial cells making the blood brain barrier are the 1.Microglia 2.Myelin 3.Astocytes 4.Oligodendrocytes

3. 2. The myelin make up the ____ color of the brain & spine 1.White 2.Black

4. 3. Which is not in the brain or spinal cord? 1.Astrocytes 2.Epindymal cells 3.Microglia 4.Schwann cells

5. 4. The part of a nerve cell that has the nucleus is the 1.Soma 2.Dendrite 3.Axon 4.Nodes of Ranvier

6. 5. Nerves going from the finger to the brain are called __ nerves 1.Motor 2.Sensory 3.Dendrites 4.Axons

7. 6. The part of a neuron that receives the signal is the _______ 1.Enter answer text...

8. 7. The area that the soma connects with the axon is called the __________. 1.Enter answer text...

9. 8. The fastest possible nerve message is done by a _______ nerve 1.Fat myelinated nerve 2.Fat nonmyelinated nerve 3.Skinny myelinated nerve 4.Skinny nonmyelinated nerve

10. 9. The nodes of ranvier are not covered with ____________. 1.Enter answer text...

11. 10. Continuous conduction is ________ than saltatory conduction. 1.Enter answer text...

12. 11. What is the resting potential of a neuron? __________ mV 1.Enter answer text...

13. 12. An __________ fibers is associated with motor neurons that carry the message from the CNS. 1.Afferent 2.Efferent

14. 13. This area of the brain is involved in controlling respiratory and circulatory systems.

15. 14. The area of the brain involved with coordination is the.

16. 15. The _____ mater is outside the arachnoid mater

17. 16. Name this fissure.

18. 17. What lobe is this?

19. 18. Name this area that attaches the right and left cerebrum.

20. 19. The spinal cord ______ in diameter as it moves more inferiorly.

21. 20. The _________ enlargement provides nerves to the pelvis and legs.

22. 21. A cross section of the spinal cord would show that the _____ mater is more medial.

23. 22. The dorsal root ganglion contain cell bodies of ______ sensory neurons.

24. 23. The membrane layer that makes direct contact with nervous tissue and contains blood vessels is the _______ mater.

25. 24.__________ monitor the position and stretch of skeletal muscles. 1.Exteroceptors 2.Somatosensory receptors 3. Proprioceptors 4.Interoceptors

26. 25. Which of these involves “higher level brain involvement”? 1.Tendon Jerk Reflex 2.Crossed Extensor Reflex 3.Withdrawl Reflex 4.Ipsilateral Reflex

27. 25. Which of these involves “higher level brain involvement”? 1.Tendon Jerk Reflex 2.Crossed Extensor Reflex 3.Withdrawl Reflex 4.Ipsilateral Reflex

28. 26. The spinal cord below shown with a star is the ________.

29. 27. The structure with the star would carry messages away from/to the CNS.