Ohio State Board Nail Technician Practice Exam 2025 – Your All-in-One Resource to Exam Success!

The three main types of the nervous system are indeed central, peripheral, and autonomic. The central nervous system (CNS) comprises the brain and spinal cord, serving as the primary control center for the body, processing information and coordinating responses. The peripheral nervous system (PNS) includes all the nerves outside the CNS and facilitates communication between the CNS and the rest of the body, allowing for sensory information to be relayed and motor commands to be executed. The autonomic nervous system (ANS) is a subdivision of the PNS that regulates involuntary bodily functions such as heart rate, digestion, and respiratory rate, controlling processes that occur automatically without conscious effort.

The other options describe aspects or subcategories of the nervous system but do not collectively represent the three main types. Sensory, motor, and reflex refer more to functional aspects of the nervous system rather than its structural classification. Somatic, visceral, and enteric are more specific subdivisions that refer to other particular functions and types of control within the nervous system. Cranial, spinal, and ganglionic also relate more specifically to anatomical components rather than categorizing the nervous system as a whole. Understanding these classifications helps clarify how the nervous system operates and its various components work together to maintain bodily