![]() ![]() ![]() The central nervous system (CNS) includes the brain and the spinal cord. See Figure 6.1 for an image of the entire nervous system. The nervous system is divided into two parts, the central nervous system and the peripheral nervous system. Damage to the spinal cord, such as that caused by a motor vehicle accident or diving accident, will cause specific motor and sensory deficits according to the level where the spinal cord was damaged. For example, damage to specific areas of the brain, such as that caused by a head injury or cerebrovascular accidents (i.e., strokes), can cause specific deficits in speech, facial movements, or use of the extremities. Neuroanatomy, cranial nerve 9 (glossopharyngeal).When completing a neurological assessment, it is important to understand the functions performed by different parts of the nervous system while analyzing findings. Neuroanatomy, cranial nerve 12 (hypoglossal). Neuroanatomy, cranial nerve 10 (vagus nerve). Neuroanatomy, cranial nerve 1 (olfactory). Neuroanatomy, cranial nerve 11 (accessory). Neuroanatomy, cranial nerve 8 (vestibulocochlear). You can learn more about how we ensure our content is accurate and current by reading our editorial policy. We link primary sources - including studies, scientific references, and statistics - within each article and also list them in the resources section at the bottom of our articles. Medical News Today has strict sourcing guidelines and draws only from peer-reviewed studies, academic research institutions, and medical journals and associations.
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