GENERAL ANATOMY
NERVOUS SYSTEM
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Cerebral aqueduct
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Cerebrospinal fluid
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Choroid plexus
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Corpus callosum
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Detailed explanation-1: -Cerebrospinal fluid (CSF) leak occurs when there is a tear or hole in the membranes surrounding the brain or spinal cord, allowing the clear fluid that surrounds and cushions those organs to escape.
Detailed explanation-2: -A concussion is an injury to the brain that results in temporary loss of normal brain function.
Detailed explanation-3: -Answer and Explanation: An upper motor neuron carries motor information down the spinal cord from an area in the brain. Upper motor neurons can also travel from the brain to the brainstem.
Detailed explanation-4: -The facial nerve carries both motor and sensory fibers. Motor axons innervate the muscles of facial expression and the stapedius muscle. Parasympathetic fibers go to the ganglia that supply glands in the oral cavity and the lacrimal gland.