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chapter 8
| Question | Answer |
|---|---|
| The two efferent divisions of the autonomic nervous system are the | sympathetic and parasympathetic divisions. |
| How many pairs of spinal nerves are connected to the spinal cord? | 31 |
| The three divisions of the brain that make up the brainstem are the | medulla oblongata, midbrain, and pons. |
| The ventral rami of most spinal nerves subdivide to form complex networks called | plexuses. |
| The enteric nervous system is made up of a complex network of nerve plexuses that control the visceral effectors in the | intestinal wall. |
| The large fluid-filled spaces within the brain are called the | ventricles. |
| Spinal cord tracts provide conduction paths to and from the brain. The tracts that conduct sensory impulses down the cord from the brain are called _____ tracts. | descending |
| The inner protective covering of the brain is called the | meninges. |
| The dorsal root of each spinal nerve is easily recognized as a swelling called the | dorsal root ganglion. |
| Dendrites and cell bodies of sympathetic preganglionic neurons are located in the | gray matter of the thoracic and upper lumbar segments of the spinal cord. |
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Downard907