1. Nervous System Review
Chapter 12, 13 & 14

2. Which Neuroglia cell is responsible for cleaning up around neurons?
Astrocytes
Oligodendrocytes
Microglia
Ependymal cells

3. Which Neuroglia cell Produce Myelin sheaths in the CNS?
Astrocytes
Oligodendrocytes
Microglia
Ependymal cells

4. Depolarization of the Axon shifts the membrane potential towards ….
-90mV
-85mV
-70mV
0 mV

5. The brachial plexus serves the following areas:
Neck & Shoulder Girdle
Shoulder Girdle & Arm
Neck & Arm
Thorax & Arm

6. The Synaptic vesicles attach to the pre-synaptic membrane after:
Calcium ions leave the cytoplasm
Calcium entering the synaptic terminal
Reabsorption of calcium in the endoplasmic reticulum
Active transport of calcium into the synaptic vesicles

7. Spinal nerves are mixed nerves when they contain:
White matter and gray matter
Both dorsal and ventral roots
Both sensory and motor fibers
Ascending and descending pathways

8. Spinal nerves from the sacral region of the cord communicate with the ________ muscles.
Shoulder
Intercostal
Abdominal
Leg

9. Damage to the ventral root of a spinal nerve:
Blocks the output of the skeletal muscle
Disables the spinal cord to process information
Blocks the sensory input
Disables the brain to communicate with the spinal cord

10. Autonomic center that controls blood pressure, heart rate and digestion:
Medulla Oblongata
Pons
Mesencephalon
Cerebellum

11. Sensory information is processed and relayed to the cerebrum by the:
Midbrain
Thalamus
Pons
Cerebellum

12. What connects the third & Fourth Ventricle?
Central Canal
Interventricle foramina
Cerebral aquaduct
Tentorium cerebelli

13. Which of the following 2nd Ventricles will form the Medulla Oblongata?
Diencephalon
Mesencephalon
Myelencephalon
Telencephalon

14. CSF …. Is secreted by the choroid plexus
Is formed by a passive process
Contains blood cells and blood plasma
Is normally produced twice as fast as it is removed

15. The auditory cortex is in the …
Frontal Lobe
Temporal Lobe
Parietal Lobe
Occipital Lobe

16. Which system of the brain deals with memory and emotions?
The Prefrontal lobe
The Limbic system
The Thalamus
The Temporal Lobe

17. How many pairs of spinal nerves do we have?31 6 12 22

18. Vision problems occur if the _______ nerve is damaged.
Optic
Oculomotor
Trochlear
Abducens

19. Cranial Nerve X controls the Heart, Lungs, Liver, Stomach and intestines.
Facial
Trigeminal
Vagus
Olfactory

20. The surface of the post-central gyrus (Humunculus) contains the ……
Primary motor cortex
Visual cortex
Olfactory cortex
Primary sensory cortex

21. The Third Ventricle is located…
Within the hemispheres of the cerebrum
Between cerebellum and pons
In the Diencephalon

22. Neuroglia … Conduct impulses Are helper cells Send messages
Break down neurotransmitters

23. The transmembrane potential within the Axolemma in a resting neuron is
Positive
Negative
Zero

24. The Axon is connected to the Soma at the
Dendrites
Axon hillock
Synaptic terminal
Synaptic vesicle

25. Neurotransmitter are stored within…
The axon
The Axon terminal
The vesicles
Within the Synaptic cleft

26. When Sodium channels open up the Axon …
Repolarizes
Depolarizes
Neutralizes
Hyperpolarizes

27. The cerebellum & Pons develop from the ….
Metencephalon
Telencephalon
Myelencephalon
Diencephalon

28. Which Neuroglia is found in the PNS?
Astrocyte
Satellite cell
Oligodendrocyte
Microglia

29. The Motor Humunculus is in the
Occipital lobe
Temporal lobe
Frontal lobe
Parietal lobe

30. The two hemispheres of the cerebrum are connected through the ……
Pons
Diencephalon
Corpus callosum
Brain stem