Nervous system exam review questions & answers
The main divisions of the central nervous system are the? - ANSWER brain and spinal cord Meningitis refers to inflammation of the? - ANSWER meninges Where is cerebrospinal fluid found? - ANSWER subarachnoid space, central canal, and third ventricle How many ventricles are in the brain? - ANSWER 4 Where does cerebrospinal fluid circulate before it is absorbed back into the blood? - ANSWER ventricles, central canal and sub-arachnoid space Impulses sent over the ___________ tracts result in voluntary movement, in the hands, fingers, feet, and toes on the opposite side of the body. - ANSWER lateral corticospinal What are the parts of the brainstem? - ANSWER pons, medulla, midbrain The pyramids are formed in the? - ANSWER medulla The cerebellum acts with the ______ to produce skilled movement - ANSWER cerebrum The brain has ______ major divisions. - ANSWER 6 Several "vital centers" are located in the? - ANSWER medulla Compared to the outside of the neuron, the inside has a _____ charge. - ANSWER negative How do you distinguish between the anterior and posterior part of the spinal cord? - ANSWER the anterior fissure is deeper and wider than the posterior fissure. The vomiting reflex is mediated by the? - ANSWER medulla
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