Nervous System

1. The neuroglial cells making the blood brain barrier are the

1 2 3 4

25% 25%25%25%1. Microglia2. Myelin 3. Astocytes4. Oligodendrocytes

2. The myelin make up the ____ color of the brain & spine

1 2

50%50%1. White 2. Black

3. Which is not in the brain or spinal cord?

1 2 3 4

25% 25%25%25%1. Astrocytes2. Epindymal cells3. Microglia4. Schwann cells

4. The part of a nerve cell that has the nucleus is the

1 2 3 4

25% 25%25%25%1. Soma2. Dendrite3. Axon4. Nodes of Ranvier

5. Nerves going from the finger to the brain are called __ nerves

1 2 3 4

25% 25%25%25%1. Motor2. Sensory3. Dendrites4. Axons

6. The part of a neuron that receives the signal is the _______

1

100%1. Enter answer text...

7. The area that the soma connects with the axon is called the

__________.

1

100%1. Enter answer text...

8. The fastest possible nerve message is done by a _______ nerve

1

100%1. Fat myelinated nerve2. Fat nonmyelinated nerve3. Skinny myelinated nerve4. Skinny nonmyelinated nerve

9. The nodes of ranvier are not covered with ____________.

1

100%

1. Enter answer text...

10. Continuous conduction is ________ than saltatory conduction.

1

100%

1. Enter answer text...

11. What is the resting potential of a neuron? __________ mV

1

100%

1. Enter answer text...

12. An __________ fibers is associated with motor neurons that carry the message from the CNS.

1

100%

1. Afferent2. Efferent

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

1

100%

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

1

100%

15. The _____ mater is outside the arachnoid mater

1

100%

16. Name this fissure.

1

100%

17. What lobe is this?

1

100%

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

1

100%

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

1

100%

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

1

100%

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

1

100%

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

1

100%

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

1

100%

24.__________ monitor the position and stretch of skeletal muscles.

1

100%

1. Exteroceptors2. Somatosensory

receptors3. Proprioceptors4. Interoceptors

25. Which of these involves “higher level brain involvement”?

1

100%

1. Tendon Jerk Reflex2. Crossed Extensor

Reflex3. Withdrawl Reflex4. Ipsilateral Reflex

25. Which of these involves “higher level brain involvement”?

1

100%

1. Tendon Jerk Reflex2. Crossed Extensor

Reflex3. Withdrawl Reflex4. Ipsilateral Reflex

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

1

100%

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

1

100%