Central Nervous System Practice Problems

Review these concepts if necessary:

• Central Nervous System

Central Nervous System Practice Problems

Practice—True or False

1. The pineal gland, the hypothalmus, and the pituitary gland all have neuroendocrine functions. 
2. The thalamus is an important relay center in that all sensory impulses (except olfaction) going to the cerebrum synapse there. 
3. All ventricles of the brain are paired, except for the fourth. 
4. The posterior horns of the spinal cord contain motor neurons only. 

Answers

1. True
2. True
3. False
4. False

Practice—Completion

1. The _____ is the meninx closest to the brain.
2. _____ are neuroglial cells that participate in the bloodbrain barrier.
3. The spinal cord ends at the level of _____.

Answers

1. pia mater
2. Astrocytes
3. first lumbar vertebra, L1