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18 Cards in this Set
- Front
- Back
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What makes up the CNS |
The brain and the spinal cord are the organs of the central nervous system |
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Nueron |
They are nerve cells that carry out the function of the nervous system by conduction nerve imupleses |
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Myelin |
White fatty substance that surrounds many nerve fibers. |
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Excitability |
The ability to respond to a stimulus |
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Conductivity |
The ability to transmit an impulse from one point to another |
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subthreshold |
A weak stimulus that is of insufficient intensity to start a nerve impulse or muscle contraction |
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What are the 2 subdivisions of the nervous system |
Somatic Nervous system and autonomic nervous system.
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Somatic Nervous system |
supplies motor impulses to the skeletal muscles |
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Autonomic nervous system |
Supplies motor impuses to cardiac muscle, to smooth muscle and to glandular spithelium |
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What is the refractory period? |
The period of time during which a point on the cell membrane is recovering from depolarization |
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which lobe of the brain is responsible for vision |
Occipital |
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What is the temporal lobe responsible for |
Hearing |
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What is the frontal lobe responsible for |
Motor skills |
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What is the parietal lobe responsible for |
Sensation of taste |
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What are the normal characteristics of CSF colour |
Clear Fluid that is similar to plasma |
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What is the acute inflammation of the pia mater and the arachnoid known as |
Meningitis |
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What is a hemorrhage |
The escape of blood from ruptured blood vessels |
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how many pairs of cranial nerves are there |
There are 12 Pairs of cranial nerves |
